diff --git a/karma.conf.js b/karma.conf.js
index f0b71c49a1..fdceab411f 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -19,10 +19,21 @@ module.exports = function (config) {
       bundlerOptions: {
         entrypoints: /.*\.browser\.spec\.ts$/,
       },
-      tsconfig: './tsconfig.karma.json',
       coverageOptions: {
         instrumentation: false,
       },
+      tsconfig: './tsconfig.json',
+      compilerOptions: {
+        noEmit: false,
+      },
+      include: {
+        mode: 'replace',
+        values: ['src/lib/**/*.ts', 'src/proto/**/*.ts'],
+      },
+      exclude: {
+        mode: 'replace',
+        values: ['node_modules/**'],
+      },
     },
   });
 };
diff --git a/tsconfig.karma.json b/tsconfig.karma.json
deleted file mode 100644
index f3eb49d1dd..0000000000
--- a/tsconfig.karma.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "extends": "./tsconfig",
-  "compilerOptions": {
-    "noEmit": false
-  },
-  "include": [
-    "src/lib/**/*.ts",
-    "src/proto/**/*.ts",
-    "src/tests/browser/**/*.ts"
-  ],
-  "exclude": ["node_modules/**"]
-}