diff --git a/package.json b/package.json
index 6943e7c..8d1fec7 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "prettier": "1.16.4",
     "ts-node": "8.1.0",
     "ts-node-dev": "1.0.0-pre.32",
-    "tsconfig-paths": "3.8.0",
+    "tsconfig-paths": "3.9.0",
     "tslint": "5.13.1",
     "tslint-config-prettier": "1.18.0"
   }
diff --git a/yarn.lock b/yarn.lock
index 32a092f..2127b99 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1183,11 +1183,6 @@ deep-extend@^0.6.0:
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
   integrity sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA==
 
-deepmerge@^2.0.1:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-2.2.1.tgz#5d3ff22a01c00f645405a2fbc17d0778a1801170"
-  integrity sha512-R9hc1Xa/NOBi9WRVUWg19rl1UB7Tt4kuPd+thNJgFZoxXsTz7ncaPaeIm+40oSGuP33DfMb4sZt1QIGiJzC4EA==
-
 default-compare@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/default-compare/-/default-compare-1.0.0.tgz#cb61131844ad84d84788fb68fd01681ca7781a2f"
@@ -4119,13 +4114,12 @@ ts-node@8.1.0:
     source-map-support "^0.5.6"
     yn "^3.0.0"
 
-tsconfig-paths@3.8.0:
-  version "3.8.0"
-  resolved "https://registry.yarnpkg.com/tsconfig-paths/-/tsconfig-paths-3.8.0.tgz#4e34202d5b41958f269cf56b01ed95b853d59f72"
-  integrity sha512-zZEYFo4sjORK8W58ENkRn9s+HmQFkkwydDG7My5s/fnfr2YYCaiyXe/HBUcIgU8epEKOXwiahOO+KZYjiXlWyQ==
+tsconfig-paths@3.9.0:
+  version "3.9.0"
+  resolved "https://registry.yarnpkg.com/tsconfig-paths/-/tsconfig-paths-3.9.0.tgz#098547a6c4448807e8fcb8eae081064ee9a3c90b"
+  integrity sha512-dRcuzokWhajtZWkQsDVKbWyY+jgcLC5sqJhg2PSgf4ZkH2aHPvaOY8YWGhmjb68b5qqTfasSsDO9k7RUiEmZAw==
   dependencies:
     "@types/json5" "^0.0.29"
-    deepmerge "^2.0.1"
     json5 "^1.0.1"
     minimist "^1.2.0"
     strip-bom "^3.0.0"