diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8654c2f9..e85a45db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ listed in the changelog.
 ### Added
 
 - Automatically build images after Helm upgrade ([#525](https://github.com/opendevstack/ods-pipeline/issues/525))
+- Allow to use build script located in repository ([#536](https://github.com/opendevstack/ods-pipeline/issues/536))
 
 ### Changed
 
diff --git a/build/package/scripts/copy-artifacts.sh b/build/package/scripts/copy-artifacts.sh
index e633db91..71768173 100755
--- a/build/package/scripts/copy-artifacts.sh
+++ b/build/package/scripts/copy-artifacts.sh
@@ -26,5 +26,6 @@ tmp_artifacts_dir="${ROOT_DIR}/.ods/tmp-artifacts"
 
 # Copying ods artifacts which are mostly reports (see artifacts.adoc)
 echo "Copying build artifacts from $tmp_artifacts_dir to $ods_artifacts_dir"
+mkdir -p "$tmp_artifacts_dir"
 mkdir -p "$ods_artifacts_dir"
 "$CP" -v -r "$tmp_artifacts_dir/." "$ods_artifacts_dir"
diff --git a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-go.yaml b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-go.yaml
index af3b7850..0cb0993b 100644
--- a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-go.yaml
+++ b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-go.yaml
@@ -80,6 +80,15 @@ spec:
         For single build repos enabling build caching has limited benefits. For multi build repos enabling this is recommended unless the build is dependant on files outside of the working directory. See ADR caching-build-tasks for more details and workarounds.
       type: string
       default: "false"
+    - name: build-script
+      description: >-
+        Build script to execute. The
+        link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-go.sh[default script]
+        is located in the container image. If you specify a relative path
+        instead, it will be resolved from the workspace. See the task definition
+        for details how the build script is invoked.
+      type: string
+      default: "/usr/local/bin/build-go"
     - name: pre-test-script
       description: Script to execute before running tests, relative to the working directory.
       type: string
@@ -128,9 +137,9 @@ spec:
           --debug=${DEBUG} ; then
           exit 0
         fi
-        # build-go is build/package/scripts/build-go.sh.
+        # Default build script is build/package/scripts/build-go.sh.
         set +e 
-        build-go \
+        $(params.build-script) \
           --working-dir=$(params.working-dir) \
           --enable-cgo=$(params.enable-cgo) \
           --go-os=$(params.go-os) \
diff --git a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-gradle.yaml b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-gradle.yaml
index dba63486..677cb4d8 100644
--- a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-gradle.yaml
+++ b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-gradle.yaml
@@ -136,6 +136,15 @@ spec:
         This directory may then later be used as Docker context for example.
       type: string
       default: docker
+    - name: build-script
+      description: >-
+        Build script to execute. The
+        link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-gradle.sh[default script]
+        is located in the container image. If you specify a relative path
+        instead, it will be resolved from the workspace. See the task definition
+        for details how the build script is invoked.
+      type: string
+      default: "/usr/local/bin/build-gradle"
     - name: sonar-quality-gate
       description: Whether the SonarQube quality gate needs to pass for the task to succeed.
       type: string
@@ -182,8 +191,8 @@ spec:
       resources:
         {{- (.Values.gradle).resources | default dict | toYaml | nindent 8 }}
       script: |
-        # build-gradle is build/package/scripts/build-gradle.sh.
-        build-gradle \
+        # Default build script is build/package/scripts/build-gradle.sh.
+        $(params.build-script) \
           --working-dir=$(params.working-dir) \
           --output-dir=$(params.output-dir) \
           --gradle-additional-tasks="$(params.gradle-additional-tasks)" \
diff --git a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-npm.yaml b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-npm.yaml
index 945e159f..e4e3d093 100644
--- a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-npm.yaml
+++ b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-npm.yaml
@@ -73,6 +73,15 @@ spec:
         For single build repos enabling build caching has limited benefits. For multi build repos enabling this is recommended unless the build is dependant on files outside of the working directory. See ADR caching-build-tasks for more details and workarounds.
       type: string
       default: "false"
+    - name: build-script
+      description: >-
+        Build script to execute. The
+        link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-npm.sh[default script]
+        is located in the container image. If you specify a relative path
+        instead, it will be resolved from the workspace. See the task definition
+        for details how the build script is invoked.
+      type: string
+      default: "/usr/local/bin/build-npm"
     - name: sonar-quality-gate
       description: Whether quality gate needs to pass.
       type: string
@@ -152,9 +161,9 @@ spec:
           --debug=${DEBUG} ; then
           exit 0
         fi
-        # build-npm is build/package/scripts/build-npm.sh.
+        # Default build script is build/package/scripts/build-npm.sh.
         set +e 
-        build-npm \
+        $(params.build-script) \
           --working-dir=$(params.working-dir) \
           --output-dir=$(params.output-dir) \
           --debug=${DEBUG} \
diff --git a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-python.yaml b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-python.yaml
index 9fe2e6ab..f7c287f9 100644
--- a/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-python.yaml
+++ b/deploy/ods-pipeline/charts/tasks/templates/task-ods-build-python.yaml
@@ -63,6 +63,15 @@ spec:
       description: Script to execute before running tests, relative to the working directory.
       type: string
       default: ""
+    - name: build-script
+      description: >-
+        Build script to execute. The
+        link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-python.sh[default script]
+        is located in the container image. If you specify a relative path
+        instead, it will be resolved from the workspace. See the task definition
+        for details how the build script is invoked.
+      type: string
+      default: "/usr/local/bin/build-python"
     - name: sonar-quality-gate
       description: Whether quality gate needs to pass.
       type: string
@@ -122,9 +131,9 @@ spec:
           --debug=${DEBUG} ; then
           exit 0
         fi
-        # build-python is build/package/scripts/build-python.sh.
+        # Default build script is build/package/scripts/build-python.sh.
         set +e 
-        build-python \
+        $(params.build-script) \
           --working-dir=$(params.working-dir) \
           --max-line-length=$(params.max-line-length) \
           --pre-test-script=$(params.pre-test-script) \
diff --git a/docs/design/software-design-specification.adoc b/docs/design/software-design-specification.adoc
index 087580c6..15a813a1 100644
--- a/docs/design/software-design-specification.adoc
+++ b/docs/design/software-design-specification.adoc
@@ -121,6 +121,7 @@ Input parameters:
 * `go-arch`: sets target architecture (`GOARCH`)
 * `output-dir`: sets destination directory of built binary
 * `pre-test-script`: specifies script to run prior to tests
+* `build-script`: specifies path to build script
 * `sonar-quality-gate`: enables quality gate check
 * `sonar-skip`: skips SonarQube analysis
 * `cache-build`: if 'true' build skipping is enabled.
@@ -167,6 +168,7 @@ Input parameters:
 * `gradle-additional-tasks`: additional gradle tasks to be passed to the gradle build
 * `gradle-options`: options to be passed to the gradle build
 * `output-dir`: sets destination directory of built binary
+* `build-script`: specifies path to build script
 * `sonar-quality-gate`: enables quality gate check
 * `sonar-skip`: skips SonarQube analysis
 
@@ -268,7 +270,9 @@ a| The task defines two steps:
   This step supports build skipping (executing SDS-SHARED-5 and/or SDS-SHARED-4 if enabled with parameter `cache-build`)
 . Analyze source code (referencing SDS-SHARED-1 and executing SDS-SHARED-2)
 
-Input parameters: TODO
+Input parameters:
+
+* `build-script`: specifies path to build script
 
 | SDS-TASK-14
 | `ods-python-toolset` container image
@@ -311,6 +315,7 @@ Input parameters:
 * `copy-node-modules`: enables copying node_modules directory to the output directory
 * `max-lint-warnings`: maximum of allowed linting warnings after which eslint will exit with an error
 * `lint-file-ext`: file extensions to lint
+* `build-script`: specifies path to build script
 * `sonar-quality-gate`: enables quality gate check
 * `sonar-skip`: skips SonarQube analysis
 * `cache-build`: if 'true' build skipping is enabled.
diff --git a/docs/design/software-requirements-specification.adoc b/docs/design/software-requirements-specification.adoc
index 49c3456c..67ee5119 100644
--- a/docs/design/software-requirements-specification.adoc
+++ b/docs/design/software-requirements-specification.adoc
@@ -167,6 +167,9 @@ a| The task shall build a Go module based Go binary.
 | SRS-TASK-BUILD-GO-7
 | See SRS-TASK-SHARED-3.
 
+| SRS-TASK-BUILD-GO-8
+| See SRS-TASK-SHARED-4.
+
 |===
 
 ==== Task `ods-build-gradle`
@@ -191,6 +194,9 @@ a| The task shall run tests, creating code coverage and xUnit report.
 | SRS-TASK-BUILD-GRADLE-4
 | See SRS-TASK-SHARED-2.
 
+| SRS-TASK-BUILD-GRADLE-5
+| See SRS-TASK-SHARED-4.
+
 |===
 
 ==== Task `ods-build-python`
@@ -220,6 +226,9 @@ a| The task shall build a Python application.
 | SRS-TASK-BUILD-PYTHON-6
 | See SRS-TASK-SHARED-3.
 
+| SRS-TASK-BUILD-PYTHON-7
+| See SRS-TASK-SHARED-4.
+
 |===
 
 ==== Task `ods-build-npm`
@@ -248,6 +257,9 @@ a| The task shall build a Node.JS application using npm.
 | SRS-TASK-BUILD-NPM-6
 | See SRS-TASK-SHARED-3.
 
+| SRS-TASK-BUILD-NPM-7
+| See SRS-TASK-SHARED-4.
+
 |===
 
 
@@ -316,6 +328,9 @@ a| The task shall be able to run in a subdirectory of the checked out repository
 | SRS-TASK-SHARED-3
 a| The task shall be able to optionally use a build output and report cache so that future execution of build scripts can be skipped if the subdirectory of the checked out repository did not change.
 
+| SRS-TASK-SHARED-4
+a| The task shall be configurable to use a build script located in the workspace instead of the built-in build script.
+
 |===
 
 === Aritfact Download Requirements
diff --git a/docs/tasks/ods-build-go.adoc b/docs/tasks/ods-build-go.adoc
index 3f433870..76176f74 100644
--- a/docs/tasks/ods-build-go.adoc
+++ b/docs/tasks/ods-build-go.adoc
@@ -81,6 +81,11 @@ without leading `./` and trailing `/`.
 | If enabled tasks uses or populates cache with the output dir contents (and artifacts) so that a build can be skipped if the `working-dir` contents did not change. For single build repos enabling build caching has limited benefits. For multi build repos enabling this is recommended unless the build is dependant on files outside of the working directory. See ADR caching-build-tasks for more details and workarounds.
 
 
+| build-script
+| /usr/local/bin/build-go
+| Build script to execute. The link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-go.sh[default script] is located in the container image. If you specify a relative path instead, it will be resolved from the workspace. See the task definition for details how the build script is invoked.
+
+
 | pre-test-script
 | 
 | Script to execute before running tests, relative to the working directory.
diff --git a/docs/tasks/ods-build-gradle.adoc b/docs/tasks/ods-build-gradle.adoc
index 42639dc6..7e49f5b6 100644
--- a/docs/tasks/ods-build-gradle.adoc
+++ b/docs/tasks/ods-build-gradle.adoc
@@ -131,6 +131,11 @@ without leading `./` and trailing `/`.
 | Path to the directory into which the resulting Java application jar should be copied, relative to `working-dir`. This directory may then later be used as Docker context for example.
 
 
+| build-script
+| /usr/local/bin/build-gradle
+| Build script to execute. The link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-gradle.sh[default script] is located in the container image. If you specify a relative path instead, it will be resolved from the workspace. See the task definition for details how the build script is invoked.
+
+
 | sonar-quality-gate
 | false
 | Whether the SonarQube quality gate needs to pass for the task to succeed.
diff --git a/docs/tasks/ods-build-npm.adoc b/docs/tasks/ods-build-npm.adoc
index 998f7da0..358bc857 100644
--- a/docs/tasks/ods-build-npm.adoc
+++ b/docs/tasks/ods-build-npm.adoc
@@ -71,6 +71,11 @@ without leading `./` and trailing `/`.
 | If enabled tasks uses or populates cache with the output dir contents (and artifacts) so that a build can be skipped if the `working-dir` contents did not change. For single build repos enabling build caching has limited benefits. For multi build repos enabling this is recommended unless the build is dependant on files outside of the working directory. See ADR caching-build-tasks for more details and workarounds.
 
 
+| build-script
+| /usr/local/bin/build-npm
+| Build script to execute. The link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-npm.sh[default script] is located in the container image. If you specify a relative path instead, it will be resolved from the workspace. See the task definition for details how the build script is invoked.
+
+
 | sonar-quality-gate
 | false
 | Whether quality gate needs to pass.
diff --git a/docs/tasks/ods-build-python.adoc b/docs/tasks/ods-build-python.adoc
index ac0b798a..a240b5c3 100644
--- a/docs/tasks/ods-build-python.adoc
+++ b/docs/tasks/ods-build-python.adoc
@@ -63,6 +63,11 @@ without leading `./` and trailing `/`.
 | Script to execute before running tests, relative to the working directory.
 
 
+| build-script
+| /usr/local/bin/build-python
+| Build script to execute. The link:https://github.com/opendevstack/ods-pipeline/blob/master/build/package/scripts/build-python.sh[default script] is located in the container image. If you specify a relative path instead, it will be resolved from the workspace. See the task definition for details how the build script is invoked.
+
+
 | sonar-quality-gate
 | false
 | Whether quality gate needs to pass.