diff --git a/autopackage/default.apspec b/autopackage/default.apspec
index e416977..bbbff9f 100644
--- a/autopackage/default.apspec
+++ b/autopackage/default.apspec
@@ -72,12 +72,12 @@ echo '*' | import
 [Prepare]
 require @kde.org/tdelibs 3.1
 require @gtk.org/gtk 2
-removeOwningPackage $PREFIX/lib/gtk-2.0/engines/libqtengine.so
+removeOwningPackage $PREFIX/lib/gtk-2.0/engines/libtqtengine.so
 
 [Install]
 outputStatus "Installing theme engine library..."
 mkdirs "$PREFIX/lib/gtk-2.0/engines/"
-copyFile --silent lib/gtk-2.0/2.4.0/engines/libqtengine.so "$PREFIX/lib/gtk-2.0/engines/libqtengine.so"
+copyFile --silent lib/gtk-2.0/2.4.0/engines/libtqtengine.so "$PREFIX/lib/gtk-2.0/engines/libtqtengine.so"
 
 outputStatus "Installing theme..."
 mkdirs "$PREFIX/share/themes/Qt/gtk-2.0"