diff --git a/openbsd-compat/regress/Makefile.in b/openbsd-compat/regress/Makefile.in
index fdcefdc6f..f9946bcfb 100644
--- a/openbsd-compat/regress/Makefile.in
+++ b/openbsd-compat/regress/Makefile.in
@@ -18,7 +18,7 @@ TESTPROGS=closefromtest$(EXEEXT) snprintftest$(EXEEXT) strduptest$(EXEEXT) \
 
 all:	t-exec ${OTHERTESTS}
 
-%$(EXEEXT):	%.c $(LIBCOMPAT)
+.c:	$(LIBCOMPAT)
 	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $< $(LIBCOMPAT) $(LIBS)
 
 t-exec:	$(TESTPROGS)