diff --git a/propagators/opentelemetry-propagator-instana/package.json b/propagators/opentelemetry-propagator-instana/package.json
index 9e48535f19..903918b1f0 100644
--- a/propagators/opentelemetry-propagator-instana/package.json
+++ b/propagators/opentelemetry-propagator-instana/package.json
@@ -61,14 +61,14 @@
     "karma-coverage-istanbul-reporter": "3.0.3",
     "karma-mocha": "2.0.1",
     "karma-spec-reporter": "0.0.33",
-    "karma-webpack": "5.0.0",
+    "karma-webpack": "4.0.2",
     "mocha": "7.2.0",
     "nyc": "15.1.0",
     "process": "0.11.10",
     "ts-loader": "8.3.0",
     "ts-mocha": "8.0.0",
     "typescript": "4.3.5",
-    "webpack": "5.72.0",
+    "webpack": "4.46.0",
     "webpack-cli": "4.9.2"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js-contrib/tree/main/propagators/opentelemetry-propagator-instana#readme"