diff --git a/Jenkinsfile b/Jenkinsfile
index 50d03a27..cd82b29a 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -61,7 +61,7 @@ volumes: [
           withCredentials([file(credentialsId: 'cloud-datastore-user-account-creds', variable: 'FILE'), string(credentialsId: 'DOCKER_USER', variable: 'DOCKER_USER'), string(credentialsId: 'DOCKER_PASSWORD', variable: 'DOCKER_PASSWORD')]) {
             sh "gcloud auth activate-service-account --key-file=$FILE"
             if (stageBuild) {
-              sh "sed -i 's/VERSION =.*/VERSION = \"${gitBranch} (${gitCommit.substring(7)})\"/g' config/initializers/version.rb"
+              sh "sed -i 's/VERSION =.*/VERSION = \"${gitBranch} (${gitCommit.substring(0, 7)})\"/g' config/initializers/version.rb"
               sh "gcloud docker -- build -t ${imageTag} -t 'bigbluebutton/${appName}:master' . && gcloud docker -- push ${imageTag}"
               sh "docker login -u $DOCKER_USER -p $DOCKER_PASSWORD"
               sh "docker push 'bigbluebutton/${appName}:master'"