diff --git a/kalyptus/kalyptus.spec.in b/kalyptus/kalyptus.spec.in
index 1c270ec..6fdf86f 100644
--- a/kalyptus/kalyptus.spec.in
+++ b/kalyptus/kalyptus.spec.in
@@ -24,7 +24,7 @@ rm -rf $RPM_BUILD_ROOT
 make -f Makefile.cvs
 
 %build
-export TDEDIR=%{prefix} QTDIR=%{qtdir}
+export TDEDIR=%{prefix} TQTDIR=%{qtdir}
 CXXFLAGS="$RPM_OPT_FLAGS -I%{prefix}/include/tde" ./configure \
 	--prefix=%{prefix}
 make CXXFLAGS="$RPM_OPT_FLAGS -DNO_DEBUG -DNDEBUG"