diff --git a/Makefile.pre.in b/Makefile.pre.in
index ada866d83c0423..21aecd4161adb2 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1951,6 +1951,7 @@ TESTSUBDIRS=	ctypes/test \
 		test/certdata/capath \
 		test/cjkencodings \
 		test/crashers \
+		test/configdata \
 		test/data \
 		test/decimaltestdata \
 		test/dtracedata \