diff --git a/make/jprt.properties b/make/jprt.properties
index a443c4886515d2f49a3e134291706bd018e9ae8f..66243d17550f646964c028eee08dda38ca108403 100644
--- a/make/jprt.properties
+++ b/make/jprt.properties
@@ -40,6 +40,10 @@ jprt.need.sibling.build=false
 
 jprt.tools.default.release=${jprt.submit.release}
 
+# Disable syncing the source after builds and tests are done.
+
+jprt.sync.push=false
+
 # Define the Solaris platforms we want for the various releases
 
 jprt.my.solaris.sparc.jdk7=solaris_sparc_5.10