diff --git a/build.sh b/build.sh
index 1502cb9..288cf47 100755
--- a/build.sh
+++ b/build.sh
@@ -36,11 +36,15 @@ make manifest
 
 if [ -z "${GLUON_BRANCH:-}" ]; then
     make manifest GLUON_BRANCH=babel GLUON_PRIORITY=0
+    make manifest GLUON_BRANCH=babel_testing GLUON_PRIORITY=0
+    # why
     ln -sf babel.manifest "${GLUON_DIR}/output/images/sysupgrade/manifest"
 fi
 
 # sign testing/nightly manifest if key is present
 if [ -n "$KEYFILE" -a -r "$KEYFILE" ]; then
     "${GLUON_DIR}/contrib/sign.sh" "$KEYFILE" \
-        "${GLUON_DIR}/output/images/sysupgrade/manifest"
+        "${GLUON_DIR}/output/images/sysupgrade/babel.manifest"
+    "${GLUON_DIR}/contrib/sign.sh" "$KEYFILE" \
+        "${GLUON_DIR}/output/images/sysupgrade/babel_testing.manifest"
 fi
diff --git a/site.conf b/site.conf
index 33dd4e5..43898cd 100644
--- a/site.conf
+++ b/site.conf
@@ -95,6 +95,16 @@
 					'4bc6c2c3f36f984a9c370558a453d8a91933323679dd6dbbf6568834133a6030', -- autobuilder
 				},
 			},
+			babel_testing = {
+				name = 'babel_testing',
+				mirrors = {
+					'http://downloads.bremen.freifunk.net/firmware/babel_testing/sysupgrade',
+				},
+				good_signatures = 1,
+				pubkeys = {
+					'4bc6c2c3f36f984a9c370558a453d8a91933323679dd6dbbf6568834133a6030', -- autobuilder
+				},
+			},
 		},
 	},