diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4ef872d..7f0f8eb 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -137,7 +137,7 @@ endif()
 
 # FIXME: set up dependency for xsystem35 on this
 if (ENABLE_SDL AND NOT EMSCRIPTEN AND NOT ANDROID)
-  add_custom_target(sdl_input.c
-    COMMAND perl xsyskey.pl ${SDL2_INCLUDE_DIRS} > sdl_input.c
+  add_custom_target(sdl_keytable.h
+    COMMAND perl ../tools/xsyskey.pl ${SDL2_INCLUDE_DIRS} > sdl_keytable.h
     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
 endif()
diff --git a/src/sdl_event.c b/src/sdl_event.c
index 698cd8a..886c594 100644
--- a/src/sdl_event.c
+++ b/src/sdl_event.c
@@ -37,7 +37,7 @@
 #include "menu.h"
 #include "input.h"
 #include "joystick.h"
-#include "sdl_input.c"
+#include "sdl_keytable.h"
 #include "texthook.h"
 
 static void sdl_getEvent(void);
diff --git a/src/sdl_input.c b/src/sdl_keytable.h
similarity index 100%
rename from src/sdl_input.c
rename to src/sdl_keytable.h
diff --git a/src/xsyskey.pl b/tools/xsyskey.pl
similarity index 100%
rename from src/xsyskey.pl
rename to tools/xsyskey.pl