diff --git a/build-alpine.jenkins b/build-alpine.jenkins
index b02a02f..ce3d124 100644
--- a/build-alpine.jenkins
+++ b/build-alpine.jenkins
@@ -50,7 +50,7 @@ spec:
 			container("kaniko") {
 				def DF = """FROM ${repository}/library/alpine:latest
 
-RUN printf '%s\n' "-----BEGIN CERTIFICATE-----" \\
+RUN printf '%s\\n' "-----BEGIN CERTIFICATE-----" \\
       "MIICLTCCAbOgAwIBAgIDAYagMAoGCCqGSM49BAMEME0xCzAJBgNVBAYTAlVTMScw" \\
       "JQYDVQQKDB5UZXN0IENoYW1iZXIgMTMgVHJ1c3QgU2VydmljZXMxFTATBgNVBAMM" \\
       "DFRDMTMgUm9vdCBSMTAgFw0xOTAxMDEwMDAwMDBaGA8yMDUwMDEwMTAwMDAwMFow" \\