diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0e2bf2977b1d2e8a1d031ae5544d4cd5fa2ed0aa..81e1daf6e0f34a8a153f0b0ae13ed3a8b0b4906c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,7 +7,7 @@ services:
 
 build-my-base:
   stage: build
-  variable:
+  variables:
     STAGE_NAME="my-base"
   script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
@@ -30,7 +30,7 @@ build-my-base:
 build-my-r-base:
   stage: build
   needs: [build-my-base]
-  variable:
+  variables:
     STAGE_NAME="my-r-base"
   script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
@@ -56,7 +56,7 @@ build-my-r-base:
 build-my-r-shiny:
   stage: build
   needs: ["build-my-r-base"]
-  variable:
+  variables:
     STAGE_NAME="my-r-shiny"
   script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY