diff --git a/auto/make b/auto/make
index 7e3c4454c..98c2e3b58 100644
--- a/auto/make
+++ b/auto/make
@@ -36,7 +36,7 @@ fi
 
 # ALL_INCS, required by the addons and by OpenWatcom C precompiled headers
 
-ngx_incs=`echo $CORE_INCS $NGX_OBJS $HTTP_INCS $MAIL_INCS\
+ngx_incs=`echo $CORE_INCS $NGX_OBJS $HTTP_INCS $MAIL_INCS $STREAM_INCS\
     | sed -e "s/  *\([^ ][^ ]*\)/$ngx_regex_cont$ngx_include_opt\1/g" \
           -e "s/\//$ngx_regex_dirsep/g"`