diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 05de2b33b..54d4a56db 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -87,7 +87,7 @@ yesod:build:dev:
 
   only:
     variables:
-      - '${CI_COMMIT_REF_NAME} !~ /^v[0-9].*/'
+      - $CI_COMMIT_REF_NAME !~ /^v[0-9].*/
     
 yesod:build:
   stage: yesod:build
@@ -113,7 +113,7 @@ yesod:build:
     
   only:
     variables:
-      - '${CI_COMMIT_REF_NAME} =~ /^v[0-9].*/'
+      - $CI_COMMIT_REF_NAME =~ /^v[0-9].*/
 
 frontend:test:
   stage: test
@@ -150,7 +150,7 @@ hlint:dev:
 
   only:
     variables:
-      - '${CI_COMMIT_REF_NAME} !~ /^v[0-9].*/'
+      - $CI_COMMIT_REF_NAME !~ /^v[0-9].*/
 
 yesod:test:dev:
   stage: test
@@ -173,5 +173,5 @@ yesod:test:dev:
       
   only:
     variables:
-      - '${CI_COMMIT_REF_NAME} !~ /^v[0-9].*/'
+      - $CI_COMMIT_REF_NAME !~ /^v[0-9].*/