diff --git a/cmake/install/Findo3de.cmake.in b/cmake/install/Findo3de.cmake.in
index 12daf9df95..c3db7f1ec6 100644
--- a/cmake/install/Findo3de.cmake.in
+++ b/cmake/install/Findo3de.cmake.in
@@ -19,7 +19,7 @@ macro(ly_find_o3de_packages)
         endif()
         include("${monolithic_file}")
     else()
-        include("cmake/Platform/${PAL_PLATFORM_NAME}/Default/o3de_subdirectories_${PAL_PLATFORM_NAME_LOWERCASE}.cmake")
+        include("${LY_ROOT_FOLDER}/cmake/Platform/${PAL_PLATFORM_NAME}/Default/o3de_subdirectories_${PAL_PLATFORM_NAME_LOWERCASE}.cmake")
     endif()
     find_package(LauncherGenerator)
 endmacro()