diff --git a/Modules/Platform/UnixPaths.cmake b/Modules/Platform/UnixPaths.cmake
index ea64b781d..025ae5102 100644
--- a/Modules/Platform/UnixPaths.cmake
+++ b/Modules/Platform/UnixPaths.cmake
@@ -33,7 +33,7 @@ GET_FILENAME_COMPONENT(_CMAKE_INSTALL_DIR "${_CMAKE_INSTALL_DIR}" PATH)
 # search types.
 LIST(APPEND CMAKE_SYSTEM_PREFIX_PATH
   # Standard
-  /usr/local / /usr
+  /usr/local /usr /
 
   # CMake install location
   "${_CMAKE_INSTALL_DIR}"