diff --git a/package.json b/package.json
index d8cb1b5c..8e260d96 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "@types/stylelint": "9.10.0",
     "@typescript-eslint/eslint-plugin": "1.10.2",
     "@typescript-eslint/parser": "1.10.2",
-    "env-cmd": "^9.0.3",
+    "env-cmd": "9.0.3",
     "eslint": "5.16.0",
     "eslint-config-prettier": "5.0.0",
     "husky": "2.4.1",
@@ -69,7 +69,7 @@
     "prettier": "1.18.2",
     "react": "16.8.6",
     "rimraf": "2.6.3",
-    "semantic-release": "^15.13.16",
+    "semantic-release": "15.13.16",
     "stylelint": "10.1.0",
     "ts-jest": "24.0.2"
   }
diff --git a/yarn.lock b/yarn.lock
index 7b64d732..1108f8ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2201,7 +2201,7 @@ env-ci@^4.0.0:
     execa "^1.0.0"
     java-properties "^1.0.0"
 
-env-cmd@^9.0.3:
+env-cmd@9.0.3:
   version "9.0.3"
   resolved "https://registry.yarnpkg.com/env-cmd/-/env-cmd-9.0.3.tgz#b85265f5a9fd4c5fc7d7eff34e341dc28c3f9801"
   integrity sha512-DXNeSkLMlYOmq9At+GyvqpdIDuy3gRvz2Z77kN4cAhRbAGVmeiYaqdWqgHSTJ9wCck6ZD0rtbhHVcN7cc2j7rw==
@@ -6826,7 +6826,7 @@ scheduler@^0.13.6:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
 
-semantic-release@^15.13.16:
+semantic-release@15.13.16:
   version "15.13.16"
   resolved "https://registry.yarnpkg.com/semantic-release/-/semantic-release-15.13.16.tgz#568b388790e5670acebcc6866113c37fbd968458"
   integrity sha512-N/KsJyoABnq17h4WhfJW2lJRuDChulD5zMm8qxRx6mN9oQ49DfvzGKmQlTFj2VF6qwG1TEe723SxIYaGD7IDzA==