diff --git a/vars/cpkg.groovy b/vars/cpkg.groovy
index dd51e39..a1c8b8d 100644
--- a/vars/cpkg.groovy
+++ b/vars/cpkg.groovy
@@ -50,12 +50,12 @@ def call(Map params = [:]) {
             returnStdout: true,
         )
 
-        result['previousTag'] = lastTag
+        result['previousTag'] = lastTag.trim()
 
-        println("Last tag is '${lastTag}'")
+        println("Last tag is '${result['previousTag']}'")
 
         // Extract version number from last tag
-        def lastVersionNumber = lastTag.split('/').last()
+        def lastVersionNumber = lastTag.split('/').last().trim()
         result['previousVersionNumber'] = lastVersionNumber
 
         println("Last version number is '${lastVersionNumber}'")