diff --git a/.ci/jenkins/Jenkinsfile b/.ci/jenkins/Jenkinsfile
index e0a26fae1..5170030a5 100644
--- a/.ci/jenkins/Jenkinsfile
+++ b/.ci/jenkins/Jenkinsfile
@@ -108,7 +108,14 @@ pipeline {
         }
         unsuccessful {
             script {
-                pullrequest.postComment(util.getMarkdownTestSummary('PR', '', "${BUILD_URL}", 'GITHUB'))
+                def additionalInfo = ''
+                if (getBuildFailedImages()){
+                    additionalInfo += 'Build failures on those images:\n'
+                    getBuildFailedImages().each {
+                        additionalInfo += "- ${it}\n"
+                    }
+                }
+                pullrequest.postComment(util.getMarkdownTestSummary('PR', additionalInfo, "${BUILD_URL}", 'GITHUB'))
             }
         }
     }
@@ -153,6 +160,10 @@ void registerBuildFailedImage(String imageName) {
     }
 }
 
+List getBuildFailedImages() {
+    return BUILD_FAILED_IMAGES
+}
+
 void initWorkspace(String image) {
     sh "mkdir -p ${getWorkspacePath(image)}"
     sh "rsync -av --progress . ${getWorkspacePath(image)} --exclude workspaces"