diff --git a/src/tools/fsync/Makefile b/src/tools/fsync/Makefile
index eb66aed25c..fa0f0afdbe 100644
--- a/src/tools/fsync/Makefile
+++ b/src/tools/fsync/Makefile
@@ -4,7 +4,7 @@
 #
 TARGET = test_fsync
 XFLAGS = 
-CFLAGS = -g -Wall
+CFLAGS = -O
 LIBS = 
 
 $(TARGET) : test_fsync.o