diff --git a/modules/FindMagnum.cmake b/modules/FindMagnum.cmake
index 538467f5c..e0b61a362 100644
--- a/modules/FindMagnum.cmake
+++ b/modules/FindMagnum.cmake
@@ -512,6 +512,8 @@ if(MAGNUM_TARGET_GL)
     list(APPEND _MAGNUM_Shaders_DEPENDENCIES GL)
 endif()
 
+set(_MAGNUM_ShaderTools_DEPENDENCIES )
+
 set(_MAGNUM_Text_DEPENDENCIES TextureTools)
 if(MAGNUM_TARGET_GL)
     list(APPEND _MAGNUM_Text_DEPENDENCIES GL)