diff --git a/cde/config/cf/FreeBSD.cf b/cde/config/cf/FreeBSD.cf
index cc6bf1369..fc7390291 100644
--- a/cde/config/cf/FreeBSD.cf
+++ b/cde/config/cf/FreeBSD.cf
@@ -138,14 +138,14 @@ XCOMM operating system:  OSName (OSMajorVersion./**/OSMinorVersion./**/OSTeenyVe
 /* The GCC strength-reduce bug is fixed for FreeBSD 2.1.5 and later */
 #ifndef DefaultGcc2i386Opt
 #if OSMajorVersion > 2 || (OSMajorVersion == 2 && OSMinorVersion > 1) || (OSMajorVersion == 2 && OSMinorVersion == 1 && OSTeenyVersion >= 5)
-#define DefaultGcc2i386Opt -O
+#define DefaultGcc2i386Opt -O2 -fno-strict-aliasing
 #endif
 #endif
 
 #ifdef i386Architecture
 # define OptimizedCDebugFlags DefaultGcc2i386Opt
 #else
-# define OptimizedCDebugFlags -O
+# define OptimizedCDebugFlags -O2 -fno-strict-aliasing
 #endif
 
 #define ServerExtraDefines	GccGasOption XFree86ServerDefines