diff --git a/data/releases/Makefile.inc b/data/releases/Makefile.inc
index 0e4f1d8520..b883e9aaa4 100644
--- a/data/releases/Makefile.inc
+++ b/data/releases/Makefile.inc
@@ -1,2 +1,2 @@
-WEBBASE=	/data/releases
+WEBBASE?=	/data/releases
 
diff --git a/en/releases/Makefile.inc b/en/releases/Makefile.inc
index 0e4f1d8520..b883e9aaa4 100644
--- a/en/releases/Makefile.inc
+++ b/en/releases/Makefile.inc
@@ -1,2 +1,2 @@
-WEBBASE=	/data/releases
+WEBBASE?=	/data/releases