diff --git a/lib/libext.mak b/lib/libext.mak
old mode 100755
new mode 100644
index 5005ef7..43881c9
--- a/lib/libext.mak
+++ b/lib/libext.mak
@@ -32,7 +32,7 @@ ZFP=1
 #ZLIB=1
 LIBROUNDFAST=1
 BITGROOMING=1
-#QCOMPRESS=1
+QCOMPRESS=1
 endif
 
 ifeq ($(CODEC2),1)