diff --git a/docs/package.json b/docs/package.json
index ddef6c45..32060143 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -65,7 +65,7 @@
     "remark-reference-links": "4.0.4",
     "stylelint": "10.1.0",
     "stylelint-csstree-validator": "1.8.0",
-    "tailwindcss": "^1.1.2",
+    "tailwindcss": "1.1.2",
     "textlint": "11.3.1",
     "textlint-rule-alex": "1.3.1",
     "textlint-rule-common-misspellings": "1.0.1",
diff --git a/docs/yarn.lock b/docs/yarn.lock
index dfb76481..05bce842 100644
--- a/docs/yarn.lock
+++ b/docs/yarn.lock
@@ -8185,7 +8185,7 @@ table@^5.2.3:
     slice-ansi "^2.1.0"
     string-width "^3.0.0"
 
-tailwindcss@^1.1.2:
+tailwindcss@1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/tailwindcss/-/tailwindcss-1.1.2.tgz#0107dc092c3edee6132b105d896b109c0f66afd6"
   integrity sha512-mcTzZHXMipnQY9haB17baNJmBTkYYcC8ljfMdB9/97FfhKJIzlglJcyGythuQTOu7r/QIbLfZYYWZhAvaGj95A==
diff --git a/package.json b/package.json
index 94d8e4c0..9a92e988 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "pretty-bytes-cli": "2.0.0",
     "semver": "6.3.0",
     "sinon": "7.4.2",
-    "tailwindcss": "^1.1.2",
+    "tailwindcss": "1.1.2",
     "uglify-js": "3.7.6",
     "webpack": "4.39.3",
     "webpack-cli": "3.3.10"
diff --git a/yarn.lock b/yarn.lock
index 7659a50c..13b79348 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8991,7 +8991,7 @@ table@^5.2.3:
     slice-ansi "^2.1.0"
     string-width "^3.0.0"
 
-tailwindcss@^1.1.2:
+tailwindcss@1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/tailwindcss/-/tailwindcss-1.1.2.tgz#0107dc092c3edee6132b105d896b109c0f66afd6"
   integrity sha512-mcTzZHXMipnQY9haB17baNJmBTkYYcC8ljfMdB9/97FfhKJIzlglJcyGythuQTOu7r/QIbLfZYYWZhAvaGj95A==