Pull image by last known working digest

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ba05439da9081d26014491d6f4b6c05010bf5643..fddb277c1be28db6782914c554cd2fc89d50390b 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: maven:3-jdk-8
+image: maven@sha256:03257e9c22fa347a9ff589a3381018751e8bb36f0c505187d61731bff3a63c49
 
 before_script:
   - apt-get update