diff --git a/debian/rules b/debian/rules
index f8e340ef..2f0f2eb3 100755
--- a/debian/rules
+++ b/debian/rules
@@ -338,7 +338,7 @@ build_doc:
 		cd $$d && rm -f underscore.js && ln -s /usr/share/javascript/underscore/underscore.js && cd -; \
 	done
 
-	mkdir debian/man/
+	mkdir -p debian/man/
 	help2man --version-string=$(LLVM_VERSION) clang/tools/scan-view/bin/scan-view > debian/man/scan-view-$(LLVM_VERSION).1
 	help2man --version-string=$(LLVM_VERSION) clang/tools/clang-format/clang-format-diff.py > debian/man/clang-format-diff-$(LLVM_VERSION).1