diff --git a/package.json b/package.json
index 7ad5753..714b116 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "mini-css-extract-plugin": "0.8.0",
     "postcss-loader": "3.0.0",
     "svg-inline-loader": "0.8.0",
-    "template-string-optimize-loader": "^3.0.0",
+    "template-string-optimize-loader": "3.0.0",
     "url-loader": "2.0.1",
     "webpack": "4.36.1",
     "webpack-cli": "3.3.6"
diff --git a/yarn.lock b/yarn.lock
index f3f624e..3bd6737 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5017,7 +5017,7 @@ tar@^4:
     safe-buffer "^5.1.2"
     yallist "^3.0.3"
 
-template-string-optimize-loader@^3.0.0:
+template-string-optimize-loader@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/template-string-optimize-loader/-/template-string-optimize-loader-3.0.0.tgz#bd14db05dff4b6fa24d78641aced386176ce30e1"
   integrity sha512-1QOrBwIYHJSRZ9stM0f/YtT/Yivh2pHo+IfHD98qwn95A84gu5+OfpFgtquGryg3qVnz+Tg7eeGtmEK9vb8Zjw==