diff --git a/Jenkinsfile b/Jenkinsfile
index f00f0bc..de97ce7 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -92,7 +92,7 @@
       sh("git checkout ${lazyConfig['branch']}")
     },
     run: {
-      fastLane('android', 'test', '', 'rh-ruby26')
+      fastLane('android', 'test')
     },
     args: "-v /opt/android:/opt/android"
       + " -e JAVA_HOME=${env.JAVA_HOME}"
@@ -111,7 +111,7 @@
       currentBuild.displayName = "#${env.BUILD_NUMBER} ${currentVersion.string}-${currentVersion.number}"
     },
     run: {
-      fastLane('android', 'build', '', 'rh-ruby26')
+      fastLane('android', 'build')
     },
     args: "-v /opt/android:/opt/android"
       + " -v /opt/certificates:/opt/certificates"
@@ -187,7 +187,7 @@
       if ( !lazyConfig.env.DRYRUN ) {
         withCredentials([file(credentialsId: env.GOOGLE_API_CID, variable: 'GOOGLE_API_FILE')]) {
           sh('cp $GOOGLE_API_FILE ~/GoogleAPICredentials.json')
-          fastLane('android', 'alpha', '', 'rh-ruby24')
+          fastLane('android', 'alpha')
         }
       }
     },
@@ -214,7 +214,7 @@
           sh('cp $GOOGLE_API_FILE ~/GoogleAPICredentials.json')
           def currentVersion = androidVersion()
           withEnv(["VERSION=${currentVersion.string}-${currentVersion.number}"],) {
-            fastLane('android', 'beta', '', 'rh-ruby24')
+            fastLane('android', 'beta')
           }
         }
       }
@@ -237,7 +237,7 @@
     },
     run: {
       if ( !lazyConfig.env.DRYRUN ) {
-        fastLane('android', 'beta_firebase', "fl_branch:\"${lazyConfig['branch']}\"", 'rh-ruby26')
+        fastLane('android', 'beta_firebase', "fl_branch:\"${lazyConfig['branch']}\"")
       }
     },
     args: "-v /opt/android:/opt/android"
@@ -263,7 +263,7 @@
           sh('cp $GOOGLE_API_FILE ~/GoogleAPICredentials.json')
           def currentVersion = androidVersion()
           withEnv(["VERSION=${currentVersion.string}-${currentVersion.number}"],) {
-            fastLane('android', 'production', '', 'rh-ruby24')
+            fastLane('android', 'production')
           }
         }
       }