--- a/make/autoconf/hotspot.m4	Mon Dec 03 14:52:49 2018 +0100
+++ b/make/autoconf/hotspot.m4	Mon Dec 03 14:52:49 2018 +0100
@@ -325,17 +325,13 @@
     fi
   fi
 
-  # Only enable ZGC on Linux x86_64
-  AC_MSG_CHECKING([if zgc should be built])
-  if HOTSPOT_CHECK_JVM_FEATURE(zgc); then
-    if test "x$OPENJDK_TARGET_OS" = "xlinux" && test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
-      AC_MSG_RESULT([yes])
-    else
-      DISABLED_JVM_FEATURES="$DISABLED_JVM_FEATURES zgc"
-      AC_MSG_RESULT([no, platform not supported])
-    fi
+  # Only enable ZGC on supported platforms
+  AC_MSG_CHECKING([if zgc can be built])
+  if test "x$OPENJDK_TARGET_OS" = "xlinux" && test "x$OPENJDK_TARGET_CPU" = "xx86_64"; then
+    AC_MSG_RESULT([yes])
   else
-    AC_MSG_RESULT([no])
+    DISABLED_JVM_FEATURES="$DISABLED_JVM_FEATURES zgc"
+    AC_MSG_RESULT([no, platform not supported])
   fi
 
   # Disable unsupported GCs for Zero
@@ -474,7 +470,7 @@
   fi
 
   # All variants but minimal (and custom) get these features
-  NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES cmsgc g1gc parallelgc serialgc epsilongc jni-check jvmti management nmt services vm-structs"
+  NON_MINIMAL_FEATURES="$NON_MINIMAL_FEATURES cmsgc g1gc parallelgc serialgc epsilongc jni-check jvmti management nmt services vm-structs zgc"
 
   # Disable CDS on AIX.
   if test "x$OPENJDK_TARGET_OS" = "xaix"; then

--- a/make/conf/jib-profiles.js	Mon Dec 03 14:52:49 2018 +0100
+++ b/make/conf/jib-profiles.js	Mon Dec 03 14:52:49 2018 +0100
@@ -688,14 +688,6 @@
                        profiles[openName].artifacts["jdk"].remote));
     });
 
-    // Enable ZGC in linux-x64-open builds
-    [ "linux-x64-open" ].forEach(function (name) {
-        var configureArgs = { configure_args: [ "--with-jvm-features=zgc" ] };
-        var debugName = name + common.debug_suffix;
-        profiles[name] = concatObjects(profiles[name], configureArgs);
-        profiles[debugName] = concatObjects(profiles[debugName], configureArgs);
-    });
-
     // Generate cmp-baseline profiles for each main profile and their
     // corresponding debug profile. This profile does a compare build run with no
     // changes to verify that the compare script has a clean baseline