diff --git a/Makefile.in b/Makefile.in
index 80f1df3..b203061 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -44,7 +44,7 @@ htmldir = $(libdir)/scsh/doc/scsh-manual/html
 #   LDFLAGS = -N
 
 .c.o:
-	$(CC) -c $(DEFS) -I$(srcdir)/c -I$(srcdir)/cig $(CPPFLAGS) $(CFLAGS) -o $@ $<
+	$(CC) -c $(DEFS) -I ./c -I$(srcdir)/c -I$(srcdir)/cig $(CPPFLAGS) $(CFLAGS) -o $@ $<
 
 # BUILD_RUNNABLE has to be Scheme 48 0.53. This is used for builds directly 
 # out of the CVS repository.