1 files changed, 1 insertions, 1 deletions
diff --git a/common.mk b/common.mk
index 42874b167f..f4545c2527 100644
--- a/common.mk
+++ b/common.mk
@@ -235,7 +235,7 @@ configure-ext: $(EXTS_MK)
 build-ext: $(EXTS_MK)
 	$(Q)$(MAKE) -f $(EXTS_MK) $(mflags) libdir="$(libdir)" LIBRUBY_EXTS=$(LIBRUBY_EXTS) \
 	    EXTENCS="$(ENCOBJS)" UPDATE_LIBRARIES=no $(EXTSTATIC)
-	$(Q)$(MAKE) -f $(EXTS_MK) $(mflags) note
+	$(Q)$(MAKE) -f $(EXTS_MK) $(mflags) RUBY="$(MINIRUBY)" top_srcdir="$(srcdir)" note
 
 ext/extinit.c: $(srcdir)/template/extinit.c.tmpl
 	$(Q)$(MINIRUBY) $(srcdir)/tool/generic_erb.rb -o $@ -c \