diff --git a/isalbuild/Makefile b/isalbuild/Makefile
index e88d401f4..0bc9585a0 100644
--- a/isalbuild/Makefile
+++ b/isalbuild/Makefile
@@ -52,7 +52,7 @@ all: $(ISAL_DIR)/isa-l
 install: all
 
 uninstall:
-        @:
+	@:
 
 clean:
 	$(Q)$(MAKE) -C $(SPDK_ROOT_DIR)/isa-l clean $(REDIRECT)