diff --git a/cmake/Findclang.cmake b/cmake/Findclang.cmake
index f67504068b..751cc5c824 100644
--- a/cmake/Findclang.cmake
+++ b/cmake/Findclang.cmake
@@ -56,6 +56,6 @@ FIND_AND_ADD_CLANG_LIB(clangCrossTU)
 FIND_AND_ADD_CLANG_LIB(clangIndex)
 
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(CLANG DEFAULT_MSG CLANG_LIBRARIES CLANG_INCLUDE_DIRS)
+find_package_handle_standard_args(clang DEFAULT_MSG CLANG_LIBRARIES CLANG_INCLUDE_DIRS)
 
 mark_as_advanced(CLANG_INCLUDE_DIRS CLANG_LIBRARIES CLANG_LIBDIRS)
diff --git a/cmake/Findlld.cmake b/cmake/Findlld.cmake
index cab6f34b57..4c69d51b24 100644
--- a/cmake/Findlld.cmake
+++ b/cmake/Findlld.cmake
@@ -47,6 +47,6 @@ else()
 endif()
 
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(LLD DEFAULT_MSG LLD_LIBRARIES LLD_INCLUDE_DIRS)
+find_package_handle_standard_args(lld DEFAULT_MSG LLD_LIBRARIES LLD_INCLUDE_DIRS)
 
 mark_as_advanced(LLD_INCLUDE_DIRS LLD_LIBRARIES)
diff --git a/cmake/Findllvm.cmake b/cmake/Findllvm.cmake
index 095593695d..c73ee9462e 100644
--- a/cmake/Findllvm.cmake
+++ b/cmake/Findllvm.cmake
@@ -120,6 +120,6 @@ link_directories("${CMAKE_PREFIX_PATH}/lib")
 link_directories("${LLVM_LIBDIRS}")
 
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(LLVM DEFAULT_MSG LLVM_LIBRARIES LLVM_INCLUDE_DIRS)
+find_package_handle_standard_args(llvm DEFAULT_MSG LLVM_LIBRARIES LLVM_INCLUDE_DIRS)
 
 mark_as_advanced(LLVM_INCLUDE_DIRS LLVM_LIBRARIES LLVM_LIBDIRS)