diff --git a/src/template/hpux_gcc b/src/template/hpux_gcc
index d6e8f60403..2f977be480 100644
--- a/src/template/hpux_gcc
+++ b/src/template/hpux_gcc
@@ -1,5 +1,5 @@
 AROPT:crs
-CFLAGS:
+CFLAGS:-O2
 SHARED_LIB:-fPIC
 ALL:
 SRCH_INC: