diff --git a/delivery.yaml b/delivery.yaml
index 9878a2ad5..647341ab4 100644
--- a/delivery.yaml
+++ b/delivery.yaml
@@ -19,6 +19,11 @@ build_steps:
         export OPERATOR_TOP_DIR=$GOPATH/src/github.com/zalando-incubator
         mkdir -p $OPERATOR_TOP_DIR
         ln -s $(pwd) $OPERATOR_TOP_DIR/postgres-operator
+    - desc: 'Run unit tests'
+      cmd: |
+        export PATH=$PATH:$HOME/go/bin
+        export GOPATH=$HOME/go
+        go test ./...
     - desc: 'Build & push docker image'
       cmd: |
         export PATH=$PATH:$HOME/go/bin