diff --git a/Makefile b/Makefile
index 65ee10a84b8..181c33b180f 100644
--- a/Makefile
+++ b/Makefile
@@ -100,9 +100,12 @@ diffconfig: FORCE
 	mkdir -p $(BIN_DIR)
 	$(SCRIPT_DIR)/diffconfig.sh > $(BIN_DIR)/config.buildinfo
 
-prepare: .config $(tools/stamp-compile) $(toolchain/stamp-compile)
+buildinfo: FORCE
 	$(_SINGLE)$(SUBMAKE) -r diffconfig buildversion feedsversion
 
+prepare: .config $(tools/stamp-compile) $(toolchain/stamp-compile)
+	$(_SINGLE)$(SUBMAKE) -r buildinfo
+
 world: prepare $(target/stamp-compile) $(package/stamp-compile) $(package/stamp-install) $(target/stamp-install) FORCE
 	$(_SINGLE)$(SUBMAKE) -r package/index
 	$(_SINGLE)$(SUBMAKE) -r checksum