diff --git a/unittests/Makefile b/unittests/Makefile
index 1eb69abbc89..53c02a81223 100644
--- a/unittests/Makefile
+++ b/unittests/Makefile
@@ -13,7 +13,7 @@ include $(LEVEL)/Makefile.config
 
 LIBRARYNAME = UnitTestMain
 BUILD_ARCHIVE = 1
-CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include/
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include
 CPP.Flags += -Wno-variadic-macros
 
 PARALLEL_DIRS = ADT ExecutionEngine Support VMCore MC
diff --git a/utils/unittest/googletest/Makefile b/utils/unittest/googletest/Makefile
index d709878449a..8366055944c 100644
--- a/utils/unittest/googletest/Makefile
+++ b/utils/unittest/googletest/Makefile
@@ -15,7 +15,7 @@ NO_VARIADIC_MACROS := $(shell $(CXX) -Wno-variadic-macros -fsyntax-only -xc /dev
 
 LIBRARYNAME = GoogleTest
 BUILD_ARCHIVE = 1
-CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include/
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include
 CPP.Flags += $(NO_MISSING_FIELD_INITIALIZERS) $(NO_VARIADIC_MACROS)
 
 ifeq ($(OS),MingW)