diff --git a/acinclude.m4.in b/acinclude.m4.in
index 548c366..5e349d8 100644
--- a/acinclude.m4.in
+++ b/acinclude.m4.in
@@ -5552,7 +5552,7 @@ if test "${with_tqt_dir+set}" = set; then
   kde_tqtdir="$with_tqt_dir"
 fi
 
-AC_FIND_FILE(qsql.html, [ $kde_tqtdir/doc/html $TQTDIR/doc/html /usr/share/doc/packages/tqt3/html /usr/lib/tqt3/doc /usr/lib/tqt3/doc/html /usr/doc/tqt3/html /usr/doc/tqt3 /usr/share/doc/tqt3-doc /usr/share/tqt3/doc/html /usr/X11R6/share/doc/tqt/html ], TQTDOCDIR)
+AC_FIND_FILE(ntqsql.html, [ $kde_tqtdir/doc/html $TQTDIR/doc/html /usr/share/doc/packages/tqt3/html /usr/lib/tqt3/doc /usr/lib/tqt3/doc/html /usr/doc/tqt3/html /usr/doc/tqt3 /usr/share/doc/tqt3-doc /usr/share/tqt3/doc/html /usr/X11R6/share/doc/tqt/html ], TQTDOCDIR)
 AC_MSG_RESULT($TQTDOCDIR)
 
 AC_SUBST(TQTDOCDIR)
@@ -5573,7 +5573,7 @@ AC_SUBST(DOXYGEN_PROJECT_NAME)
 AC_SUBST(DOXYGEN_PROJECT_NUMBER)
 
 KDE_HAS_DOXYGEN=no
-if test -n "$DOXYGEN" && test -x "$DOXYGEN" && test -f $TQTDOCDIR/qsql.html; then
+if test -n "$DOXYGEN" && test -x "$DOXYGEN" && test -f $TQTDOCDIR/ntqsql.html; then
   KDE_HAS_DOXYGEN=yes
 fi
 AC_SUBST(KDE_HAS_DOXYGEN)