diff --git a/packages/hello/tsconfig.build.json b/packages/hello/tsconfig.build.json
index fff591e5..ccc2f65a 100644
--- a/packages/hello/tsconfig.build.json
+++ b/packages/hello/tsconfig.build.json
@@ -8,6 +8,5 @@
   },
   "include": ["src/**/*.ts"],
   "exclude": ["**/*.test.ts"],
-  "exclude": ["**/*.test.ts"],
   "references": []
 }
diff --git a/packages/medley-router/tsconfig.build.json b/packages/medley-router/tsconfig.build.json
index fff591e5..ccc2f65a 100644
--- a/packages/medley-router/tsconfig.build.json
+++ b/packages/medley-router/tsconfig.build.json
@@ -8,6 +8,5 @@
   },
   "include": ["src/**/*.ts"],
   "exclude": ["**/*.test.ts"],
-  "exclude": ["**/*.test.ts"],
   "references": []
 }
diff --git a/packages/prometheus/tsconfig.build.json b/packages/prometheus/tsconfig.build.json
index fff591e5..ccc2f65a 100644
--- a/packages/prometheus/tsconfig.build.json
+++ b/packages/prometheus/tsconfig.build.json
@@ -8,6 +8,5 @@
   },
   "include": ["src/**/*.ts"],
   "exclude": ["**/*.test.ts"],
-  "exclude": ["**/*.test.ts"],
   "references": []
 }
diff --git a/packages/tsyringe/tsconfig.build.json b/packages/tsyringe/tsconfig.build.json
index fff591e5..ccc2f65a 100644
--- a/packages/tsyringe/tsconfig.build.json
+++ b/packages/tsyringe/tsconfig.build.json
@@ -8,6 +8,5 @@
   },
   "include": ["src/**/*.ts"],
   "exclude": ["**/*.test.ts"],
-  "exclude": ["**/*.test.ts"],
   "references": []
 }