diff --git a/Jenkinsfile.deploy b/Jenkinsfile.deploy
index d15bb8f..86e116e 100644
--- a/Jenkinsfile.deploy
+++ b/Jenkinsfile.deploy
@@ -77,6 +77,7 @@ node('multiarch-' + env.BASHBREW_ARCH) { ansiColor('xterm') {
 				set -Eeuo pipefail
 
 				commands=( ${ shell } )
+			""" + '''
 				for c in "${commands[@]}"; do
 					tries=3
 					while ! output="$( { $c; } |& tee /dev/stderr )"; then
@@ -94,7 +95,7 @@ node('multiarch-' + env.BASHBREW_ARCH) { ansiColor('xterm') {
 						fi
 					fi
 				done
-			"""
+			'''
 		}
 	}
 } }