diff --git a/api/build.sh b/api/build.sh
index 0e82088fe..4977d2747 100644
--- a/api/build.sh
+++ b/api/build.sh
@@ -59,11 +59,11 @@ function build_api(){
 check_prereq
 build_api $environment
 echo buil_complete
-IMAGE_TAG=$IMAGE_TAG PUSH_IMAGE=$PUSH_IMAGE DOCKER_REPO=$DOCKER_REPO bash build_alerts.sh $1
+IMAGE_TAG=$IMAGE_TAG PUSH_IMAGE=$PUSH_IMAGE DOCKER_REPO=$DOCKER_REPO SIGN_IMAGE=$SIGN_IMAGE SIGN_KEY=$SIGN_KEY bash build_alerts.sh $1
 
 [[ $environment == "ee" ]] && {
   cp ../ee/api/build_crons.sh .
-  IMAGE_TAG=$IMAGE_TAG PUSH_IMAGE=$PUSH_IMAGE DOCKER_REPO=$DOCKER_REPO bash build_crons.sh $1
+  IMAGE_TAG=$IMAGE_TAG PUSH_IMAGE=$PUSH_IMAGE DOCKER_REPO=$DOCKER_REPO SIGN_IMAGE=$SIGN_IMAGE SIGN_KEY=$SIGN_KEY bash build_crons.sh $1
   exit_err $?
   rm build_crons.sh
 } || true
diff --git a/api/build_alerts.sh b/api/build_alerts.sh
index 81c4cdb36..b3c738b99 100644
--- a/api/build_alerts.sh
+++ b/api/build_alerts.sh
@@ -40,6 +40,9 @@ function build_alerts(){
         docker tag ${DOCKER_REPO:-'local'}/alerts:${image_tag} ${DOCKER_REPO:-'local'}/alerts:${tag}latest
         docker push ${DOCKER_REPO:-'local'}/alerts:${tag}latest
     }
+    [[ $SIGN_IMAGE -eq 1 ]] && {
+        cosign sign --key $SIGN_KEY ${DOCKER_REPO:-'local'}/alerts:${image_tag}
+    }
     echo "completed alerts build"
 }