diff --git a/Builds/Gcc.lin/makefile.linux b/Builds/Gcc.lin/makefile.linux
index fb92576..9a31ac0 100644
--- a/Builds/Gcc.lin/makefile.linux
+++ b/Builds/Gcc.lin/makefile.linux
@@ -119,7 +119,7 @@ ODBCJDBCSDEFFILE= $(ODBCJDBCSETUPDIR)/OdbcJdbcSetup.def
 ifeq (Yes,$(DEBUG))
 DEBUGFLAGS   = -g3 -O0 -D_DEBUG -DDEBUG -DLOGGING -fexceptions
 else
-DEBUGFLAGS	= -DNDEBUG
+DEBUGFLAGS	= -DNDEBUG -O3
 endif
 
 #
diff --git a/WriteBuildNo.h b/WriteBuildNo.h
index 40a1940..c2860e7 100644
--- a/WriteBuildNo.h
+++ b/WriteBuildNo.h
@@ -4,4 +4,4 @@
 // Note - there must be two tabs between BUILDNUM_VERSION and 
 // the actual number, otherwise the makefile for linux will not
 // pick up the value.
-#define BUILDNUM_VERSION		12
+#define BUILDNUM_VERSION		13