--- LibRSVG.xs	2017-09-04 13:22:45.369221170 +0200
+++ LibRSVG.xs	2017-09-04 13:25:11.239629553 +0200
@@ -456,7 +456,7 @@
 static bool
 SVGLibRSVG::isGzCompressionSupported()
         CODE:
-            RETVAL = 1;
+            RETVAL = 0;
         OUTPUT:
             RETVAL