diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4f71f0a..912748e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,7 @@ test-1.15:
     - docker
   image: golang:1.15
   script:
-    - go test -test.v ./...
+    - go test -test.v -cover ./...
 
 test-1.14:
   stage: test
@@ -24,7 +24,7 @@ test-1.14:
     - docker
   image: golang:1.14
   script:
-    - go test -test.v ./...
+    - go test -test.v -cover ./...
 
 test-1.13:
   stage: test
@@ -32,4 +32,4 @@ test-1.13:
     - docker
   image: golang:1.13
   script:
-    - go test -test.v ./...
+    - go test -test.v -cover ./...