diff --git a/java/jdk12/Makefile b/java/jdk12/Makefile
index 59df588e403c..4aac03dd1401 100644
--- a/java/jdk12/Makefile
+++ b/java/jdk12/Makefile
@@ -91,7 +91,7 @@ ${DISTDIR}.\n
 .endif
 
 # Check for patchset
-.if !exists(${DISTDIR}/${PATCHSETFILE})
+.if !exists(${DISTDIR}/${PATCHSETFILE}) && !defined(PACKAGE_BUILDING)
 ECHO_MSG=/usr/bin/printf
 IGNORE= :\n\
 The source distribution exists on your system, but due to\n\