diff --git a/packages/ptc/fpmake.pp b/packages/ptc/fpmake.pp
index 03b7d6ebfb..f761f53f6f 100644
--- a/packages/ptc/fpmake.pp
+++ b/packages/ptc/fpmake.pp
@@ -200,13 +200,13 @@ begin
     T:=P.Targets.AddUnit('ptceventqueue.pp');
     with T.Dependencies do
       begin
-        AddInclude('ptceventqueue_st.inc');
-        AddInclude('ptceventqueue_mt.inc');
         AddUnit('ptc');
       end;
     T:=P.Targets.AddUnit('ptcwrapper.pp');
     with T.Dependencies do
       begin
+        AddInclude('ptcwrapper_st.inc');
+        AddInclude('ptcwrapper_mt.inc');
         AddUnit('ptc');
         AddUnit('ptceventqueue');
       end;