diff --git a/package.json b/package.json
index 4f97dfa0..bdbb49d9 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "minimist": "^1.2.0",
     "mocha": "^6.2.1",
     "mocha-spec-json-output-reporter": "^1.1.6",
-    "source-map-support": "^0.4.18",
+    "source-map-support": "^0.5.15",
     "ts-node": "^5.0.1",
     "tsickle": "0.33.1",
     "tslint": "^5.9.1",
diff --git a/yarn.lock b/yarn.lock
index d1019cb9..357bed42 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2180,18 +2180,20 @@ source-map-resolve@^0.5.0:
     source-map-url "^0.4.0"
     urix "^0.1.0"
 
-source-map-support@0.5.9, source-map-support@^0.5.3:
+source-map-support@0.5.9:
   version "0.5.9"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.9.tgz#41bc953b2534267ea2d605bccfa7bfa3111ced5f"
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
 
-source-map-support@^0.4.18:
-  version "0.4.18"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.4.18.tgz#0286a6de8be42641338594e97ccea75f0a2c585f"
+source-map-support@^0.5.15, source-map-support@^0.5.3:
+  version "0.5.15"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.15.tgz#20fe16f16e74644e21a396c78c841fa66e35df6c"
+  integrity sha512-wYF5aX1J0+V51BDT3Om7uXNn0ct2FWiV4bvwiGVefxkm+1S1o5jsecE5lb2U28DDblzxzxeIDbTVpXHI9D/9hA==
   dependencies:
-    source-map "^0.5.6"
+    buffer-from "^1.0.0"
+    source-map "^0.6.0"
 
 source-map-url@^0.4.0:
   version "0.4.0"