diff --git a/xbps-src b/xbps-src
index 94495060ca2..e2a5a3d547a 100755
--- a/xbps-src
+++ b/xbps-src
@@ -531,8 +531,7 @@ else
     readonly XBPS_BUILDSTYLEDIR=$XBPS_COMMONDIR/build-style
     readonly XBPS_LIBEXECDIR=$XBPS_COMMONDIR/xbps-src/libexec
 fi
-# XBPS_FETCH_CMD can be overriden
-export XBPS_FETCH_CMD="xbps-uhelper fetch"
+readonly XBPS_FETCH_CMD="xbps-uhelper fetch"
 readonly XBPS_DIGEST_CMD="xbps-uhelper digest"
 readonly XBPS_CMPVER_CMD="xbps-uhelper cmpver"