diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3dc7307..6f3faa5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ if (NOT DOOMPANNING_INTERNAL_SDL)
     find_package(SDL2 2.0.17)
 endif()
 
-find_file(DOOM1_WAD doom1.wad HINTS /usr/share/games/doom /usr/local/share/doom)
+find_file(DOOM1_WAD doom1.wad HINTS /usr/share/games/doom /usr/local/share/doom ${CMAKE_SOURCE_DIR}/..)
 if (DOOM1_WAD)
     file(CREATE_LINK ${DOOM1_WAD} doom1.wad COPY_ON_ERROR SYMBOLIC)
 else()
@@ -25,3 +25,5 @@ endif()
 
 add_subdirectory(external)
 add_subdirectory(src)
+
+# vim:tw=0