diff --git a/googlemock/CMakeLists.txt b/googlemock/CMakeLists.txt
index 428bd9f8..04b84539 100644
--- a/googlemock/CMakeLists.txt
+++ b/googlemock/CMakeLists.txt
@@ -104,10 +104,10 @@ endif()
 string(REPLACE ";" "$<SEMICOLON>" dirs "${gmock_build_include_dirs}")
 target_include_directories(gmock SYSTEM INTERFACE
   "$<BUILD_INTERFACE:${dirs}>"
-  "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
+  "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
 target_include_directories(gmock_main SYSTEM INTERFACE
   "$<BUILD_INTERFACE:${dirs}>"
-  "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
+  "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
 
 ########################################################################
 #
diff --git a/googletest/CMakeLists.txt b/googletest/CMakeLists.txt
index 51a67c91..fb09e978 100644
--- a/googletest/CMakeLists.txt
+++ b/googletest/CMakeLists.txt
@@ -143,10 +143,10 @@ set_target_properties(gtest_main PROPERTIES VERSION ${GOOGLETEST_VERSION})
 string(REPLACE ";" "$<SEMICOLON>" dirs "${gtest_build_include_dirs}")
 target_include_directories(gtest SYSTEM INTERFACE
   "$<BUILD_INTERFACE:${dirs}>"
-  "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
+  "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
 target_include_directories(gtest_main SYSTEM INTERFACE
   "$<BUILD_INTERFACE:${dirs}>"
-  "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
+  "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>")
 if(CMAKE_SYSTEM_NAME MATCHES "QNX")
   target_link_libraries(gtest PUBLIC regex)
 endif()