diff --git a/src/builders.ts b/src/builders.ts
index c925094d..2bf6417c 100644
--- a/src/builders.ts
+++ b/src/builders.ts
@@ -17,7 +17,9 @@ SPDX-License-Identifier: Apache-2.0
 Copyright (c) OWASP Foundation. All Rights Reserved.
 */
 
-import { type Builders, Enums, type Factories, Models, Utils } from '@cyclonedx/cyclonedx-library'
+import type { Builders, Factories } from '@cyclonedx/cyclonedx-library'
+import { Enums, Models, Utils } from '@cyclonedx/cyclonedx-library'
+import type { PackageJson } from '@cyclonedx/cyclonedx-library/dist.d/_helpers/packageJson'
 import { existsSync } from 'fs'
 import * as normalizePackageData from 'normalize-package-data'
 import { type PackageURL } from 'packageurl-js'
@@ -420,17 +422,58 @@ export class BomBuilder {
 
   private makeComponent (data: any, type?: Enums.ComponentType | undefined): Models.Component | false | undefined {
     // older npm-ls versions (v6) hide properties behind a `_`
-    const isOptional = (data.optional ?? data._optional) === true
+    const isOptional = (data.optional ?? data._optional) === trueFrom https://github.com/ARRY7686/cyclonedx-node-npm
+    * branch            set_devdependencies_to_excluded -> FETCH_HEAD
+   hint: You have divergent branches and need to specify how to reconcile them.
+   hint: You can do so by running one of the following commands sometime before
+   hint: your next pull:
+   hint: 
+   hint:   git config pull.rebase false  # merge (the default strategy)
+   hint:   git config pull.rebase true   # rebase
+   hint:   git config pull.ff only       # fast-forward only
+   hint: 
+   hint: You can replace "git config" with "git config --global" to set a default
+   hint: preference for all repositories. You can also pass --rebase, --no-rebase,
+   hint: or --ff-only on the command line to override the configured default per
+   hint: invocation.
+   fatal: Need to specify how to reconcile divergent branches.
     if (isOptional && this.omitDependencyTypes.has('optional')) {
       this.console.debug('DEBUG | omit optional component: %j %j', data.name, data._id)
       return false
-    }
-
-    // older npm-ls versions (v6) hide properties behind a `_`
+    }From https://github.com/ARRY7686/cyclonedx-node-npm
+    * branch            set_devdependencies_to_excluded -> FETCH_HEAD
+   hint: You have divergent branches and need to specify how to reconcile them.
+   hint: You can do so by running one of the following commands sometime before
+   hint: your next pull:
+   hint: 
+   hint:   git config pull.rebase false  # merge (the default strategy)
+   hint:   git config pull.rebase true   # rebase
+   hint:   git config pull.ff only       # fast-forward only
+   hint: 
+   hint: You can replace "git config" with "git config --global" to set a default
+   hint: preference for all repositories. You can also pass --rebase, --no-rebase,
+   hint: or --ff-only on the command line to override the configured default per
+   hint: invocation.
+   fatal: Need to specify how to reconcile divergent branches.roperties behind a `_`
     const isDev = (data.dev ?? data._development) === true
-    if (isDev && this.omitDependencyTypes.has('dev')) {
-      this.console.debug('DEBUG | omit dev component: %j %j', data.name, data._id)
-      return false
+    // if (isDev && this.omitDependencyTypes.has('dev')) {
+    //   this.console.debug('DEBUG | omit dev component: %j %j', data.name, data._id)
+    //   return false
+    // }
+
+    // Initialize component with a default value
+    let component: Models.Component | undefined = undefined;
+
+    // Modify the component's scope for devDependencies
+    if (isDev) {
+      // Set the scope of dev dependencies to 'Excluded'
+      component = this.componentBuilder.makeComponent(data, type);
+      if (component) {
+        component.scope = Enums.ComponentScope.Excluded;  // This line ensures dev dependencies are marked as excluded
+      }
+    } else {
+      // Handle other component logic (omitted for brevity)
+      component = this.componentBuilder.makeComponent(data, type);
     }
 
     // attention: `data.devOptional` are not to be skipped with devs, since they are still required by optionals.
@@ -453,7 +496,7 @@ export class BomBuilder {
     }
     // endregion fix normalizations
 
-    const component = this.componentBuilder.makeComponent(
+    const newComponent = this.componentBuilder.makeComponent(
       _dataC as normalizePackageData.Package,
       type
     )
@@ -541,8 +584,8 @@ export class BomBuilder {
       `${component.group || '-'}/${component.name}@${component.version || '-'}`
     /* eslint-enable @typescript-eslint/strict-boolean-expressions, @typescript-eslint/prefer-nullish-coalescing */
 
-    return component
-  }
+    return newComponent
+}
 
   private makePurl (component: Models.Component): PackageURL | undefined {
     const purl = this.purlFactory.makeFromComponent(component, this.reproducible)
diff --git a/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.json b/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.json
index 72919e06..e938f815 100644
--- a/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.json
+++ b/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.json
@@ -144,9 +144,9 @@
     },
     {
       "type": "library",
-      "name": "my-local-b",
+      "name": "my-local-b-off",
       "version": "0.0.0",
-      "bom-ref": "my-local-b@0.0.0",
+      "bom-ref": "my-local-b-off@0.0.0",
       "description": "demo: my-local-b-off - a package with a different name than its dir",
       "licenses": [
         {
@@ -156,7 +156,7 @@
           }
         }
       ],
-      "purl": "pkg:npm/my-local-b@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b",
+      "purl": "pkg:npm/my-local-b-off@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b",
       "externalReferences": [
         {
           "url": "https://github.com/CycloneDX/cyclonedx-node-npm/issues",
@@ -240,11 +240,11 @@
     {
       "ref": "my-local-a@0.0.0",
       "dependsOn": [
-        "my-local-b@0.0.0"
+        "my-local-b-off@0.0.0"
       ]
     },
     {
-      "ref": "my-local-b@0.0.0"
+      "ref": "my-local-b-off@0.0.0"
     },
     {
       "ref": "my-noname@0.0.0"
diff --git a/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.xml b/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.xml
index 1b89af22..d6a29402 100644
--- a/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.xml
+++ b/tests/_data/sbom_demo-results/bare/local-dependencies_from-setup.snap.xml
@@ -105,8 +105,8 @@
         <property name="cdx:npm:package:private">true</property>
       </properties>
     </component>
-    <component type="library" bom-ref="my-local-b@0.0.0">
-      <name>my-local-b</name>
+    <component type="library" bom-ref="my-local-b-off@0.0.0">
+      <name>my-local-b-off</name>
       <version>0.0.0</version>
       <description>demo: my-local-b-off - a package with a different name than its dir</description>
       <licenses>
@@ -114,7 +114,7 @@
           <id>Apache-2.0</id>
         </license>
       </licenses>
-      <purl>pkg:npm/my-local-b@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b</purl>
+      <purl>pkg:npm/my-local-b-off@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b</purl>
       <externalReferences>
         <reference type="issue-tracker">
           <url>https://github.com/CycloneDX/cyclonedx-node-npm/issues</url>
@@ -170,9 +170,9 @@
       <dependency ref="my-noname@0.0.0"/>
     </dependency>
     <dependency ref="my-local-a@0.0.0">
-      <dependency ref="my-local-b@0.0.0"/>
+      <dependency ref="my-local-b-off@0.0.0"/>
     </dependency>
-    <dependency ref="my-local-b@0.0.0"/>
+    <dependency ref="my-local-b-off@0.0.0"/>
     <dependency ref="my-noname@0.0.0"/>
   </dependencies>
 </bom>
\ No newline at end of file
diff --git a/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.json b/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.json
index 72919e06..e938f815 100644
--- a/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.json
+++ b/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.json
@@ -144,9 +144,9 @@
     },
     {
       "type": "library",
-      "name": "my-local-b",
+      "name": "my-local-b-off",
       "version": "0.0.0",
-      "bom-ref": "my-local-b@0.0.0",
+      "bom-ref": "my-local-b-off@0.0.0",
       "description": "demo: my-local-b-off - a package with a different name than its dir",
       "licenses": [
         {
@@ -156,7 +156,7 @@
           }
         }
       ],
-      "purl": "pkg:npm/my-local-b@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b",
+      "purl": "pkg:npm/my-local-b-off@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b",
       "externalReferences": [
         {
           "url": "https://github.com/CycloneDX/cyclonedx-node-npm/issues",
@@ -240,11 +240,11 @@
     {
       "ref": "my-local-a@0.0.0",
       "dependsOn": [
-        "my-local-b@0.0.0"
+        "my-local-b-off@0.0.0"
       ]
     },
     {
-      "ref": "my-local-b@0.0.0"
+      "ref": "my-local-b-off@0.0.0"
     },
     {
       "ref": "my-noname@0.0.0"
diff --git a/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.xml b/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.xml
index 1b89af22..d6a29402 100644
--- a/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.xml
+++ b/tests/_data/sbom_demo-results/flatten-components/local-dependencies_from-setup.snap.xml
@@ -105,8 +105,8 @@
         <property name="cdx:npm:package:private">true</property>
       </properties>
     </component>
-    <component type="library" bom-ref="my-local-b@0.0.0">
-      <name>my-local-b</name>
+    <component type="library" bom-ref="my-local-b-off@0.0.0">
+      <name>my-local-b-off</name>
       <version>0.0.0</version>
       <description>demo: my-local-b-off - a package with a different name than its dir</description>
       <licenses>
@@ -114,7 +114,7 @@
           <id>Apache-2.0</id>
         </license>
       </licenses>
-      <purl>pkg:npm/my-local-b@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b</purl>
+      <purl>pkg:npm/my-local-b-off@0.0.0?vcs_url=git%2Bssh%3A//git%40github.com/CycloneDX/cyclonedx-node-npm.git#demo/local-dependencies/project/packages/my-local-b</purl>
       <externalReferences>
         <reference type="issue-tracker">
           <url>https://github.com/CycloneDX/cyclonedx-node-npm/issues</url>
@@ -170,9 +170,9 @@
       <dependency ref="my-noname@0.0.0"/>
     </dependency>
     <dependency ref="my-local-a@0.0.0">
-      <dependency ref="my-local-b@0.0.0"/>
+      <dependency ref="my-local-b-off@0.0.0"/>
     </dependency>
-    <dependency ref="my-local-b@0.0.0"/>
+    <dependency ref="my-local-b-off@0.0.0"/>
     <dependency ref="my-noname@0.0.0"/>
   </dependencies>
 </bom>
\ No newline at end of file