diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 789f15bc6..be3ea630d 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -114,7 +114,7 @@ endif()
 #  HOST PROJECT
 ##
 
-if(CMAKE_CROSSCOMPILING AND NOT IOS AND NOT MACOS AND NOT WIN32)
+if(0)
 
     if(NOT Gn_FOUND)
         message(FATAL_ERROR "\nHost gn not found - cross compilation not possible")
@@ -148,7 +148,7 @@ if(CMAKE_CROSSCOMPILING AND NOT IOS AND NOT MACOS)
 endif()
 
 # install gn for cross build
-if((LINUX OR MACOS OR WIN32) AND INSTALL_GN)
+if(NOT CMAKE_CROSSCOMPILING AND INSTALL_GN)
     if(NOT QT_WILL_INSTALL)
         set(copyOutput
             ${QT_BUILD_DIR}/${INSTALL_LIBEXECDIR}/gn${CMAKE_EXECUTABLE_SUFFIX}