diff --git a/.github/labels.yml b/.github/labels.yml
index d72d8a58..02b6f3ae 100644
--- a/.github/labels.yml
+++ b/.github/labels.yml
@@ -1,70 +1,70 @@
 - name: 'bug'
-  color: '#d73a4a'
+  color: 'd73a4a'
 - name: 'dependencies'
-  color: '#0366d6'
+  color: '0366d6'
 - name: 'documentation'
-  color: '#E8E256'
+  color: 'E8E256'
 - name: 'duplicate'
-  color: '#cfd3d7'
+  color: 'cfd3d7'
 - name: 'enhancement'
-  color: '#a2eeef'
+  color: 'a2eeef'
 - name: 'good first issue'
-  color: '#7057ff'
+  color: '7057ff'
 - name: 'help wanted'
-  color: '#008672'
+  color: '008672'
 - name: 'improvement'
-  color: '#fef2c0'
+  color: 'fef2c0'
 - name: 'invalid'
-  color: '#e4e669'
+  color: 'e4e669'
 - name: 'question'
-  color: '#d876e3'
+  color: 'd876e3'
 - name: 'refactoring'
-  color: '#B8380F'
+  color: 'B8380F'
 - name: 'released'
-  color: '#ededed'
+  color: 'ededed'
 - name: 'Specification Change'
-  color: '#FBCA04'
+  color: 'FBCA04'
 - name: 'Type*Bold-Italic警察'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Delete Diff'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Bold-Italic警察'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Edit Diff'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*help'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Judgement'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Kaere'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Kawae Role'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Party'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Typo Record'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*Voice Diff'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*はらちょ粛清'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*国勢調査'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'Type*服役'
-  color: '#F890B1'
+  color: 'F890B1'
 - name: 'wontfix'
-  color: '#ffffff'
+  color: 'ffffff'
 - name: 'workflows'
-  color: '#F7ECBD'
+  color: 'F7ECBD'
 - name: '🚧 WIP 🚧'
-  color: '#D4C5F9'
+  color: 'D4C5F9'
 - name: 'Priority*Critical'
-  color: '#B60205'
+  color: 'B60205'
 - name: 'Priority*High'
-  color: '#D93F0B'
+  color: 'D93F0B'
 - name: 'Priority*Low'
-  color: '#bfd4f2'
+  color: 'bfd4f2'
 - name: 'Priority*Medium'
-  color: '#1D76DB'
+  color: '1D76DB'
 - name: '👀 needs review 👀'
-  color: '#E99695'
+  color: 'E99695'