diff --git a/auto/lib/conf b/auto/lib/conf
index 0b8545a37..2c7af1040 100644
--- a/auto/lib/conf
+++ b/auto/lib/conf
@@ -7,7 +7,7 @@ if [ $USE_PCRE = YES -o $PCRE != NONE ]; then
     . auto/lib/pcre/conf
 
 else
-    if [ $USE_PCRE = DISABLED -a $HTTP_REWRITE = YES ]; then
+    if [ $USE_PCRE = DISABLED -a $HTTP = YES -a $HTTP_REWRITE = YES ]; then
 
 cat << END