diff --git a/vars/debian.groovy b/vars/debian.groovy
index 0f751c5..6a5613e 100644
--- a/vars/debian.groovy
+++ b/vars/debian.groovy
@@ -5,7 +5,7 @@ def waitForRepoPackage(String packageName, Map params = [:]) {
   
   def message = "Waiting for package '${packageName}'"
   if (expectedVersion != null) {
-    message += "with version '${expectedVersion}'"
+    message += " with version '${expectedVersion}'"
   }
   message += '...'
   println(message)