diff --git a/Makefile b/Makefile
index 3450f7e2973420ee202b112e7b9b8d4dbbb73123..b220dfd3c56a11f3e27d70e3d6e58cc6448abd2f 100644
--- a/Makefile
+++ b/Makefile
@@ -88,6 +88,7 @@ checksum: FORCE
 	$(call sha256sums,$(BIN_DIR))
 
 diffconfig: FORCE
+	mkdir -p $(BIN_DIR)
 	$(SCRIPT_DIR)/diffconfig.sh > $(BIN_DIR)/config.seed
 
 prepare: .config $(tools/stamp-install) $(toolchain/stamp-install)