1 files changed, 1 insertions, 1 deletions

diff --git a/t/ext2.sh b/t/ext2.sh
index db7258413..afa2f0c3f 100644
--- a/t/ext2.sh
+++ b/t/ext2.sh
@@ -36,7 +36,7 @@ EOF
 $ACLOCAL
 $AUTOMAKE
 
-grep '\.o:' Makefile.in > rules
+grep '\.$(OBJEXT):' Makefile.in > rules
 cat rules
 
 # Here is an example of bogus output.  The rules are output several