diff --git a/Makefile b/Makefile
index c1683da2e..45f7317b3 100644
--- a/Makefile
+++ b/Makefile
@@ -93,7 +93,7 @@ endif
 VERSION = ${GITEA_VERSION}
 
 # SemVer
-FORGEJO_VERSION := 5.0.0+0-gitea-1.20.0
+FORGEJO_VERSION := 6.0.0+0-gitea-1.21.0
 
 LDFLAGS := $(LDFLAGS) -X "main.MakeVersion=$(MAKE_VERSION)" -X "main.Version=$(GITEA_VERSION)" -X "main.Tags=$(TAGS)" -X "code.gitea.io/gitea/routers/api/forgejo/v1.ForgejoVersion=$(FORGEJO_VERSION)"