--- Makefile.in.orig	2017-06-05 19:05:02 UTC
+++ Makefile.in
@@ -208,10 +208,13 @@ endif
 SCRIPTS = $(JS_CONFIG_NAME)
 SDK_BINARY = $(JS_CONFIG_NAME)
 
-$(LIBRARY_NAME).pc: js.pc
+$(JS_CONFIG_NAME): js-config
 	cp $^ $@
 
-install:: $(LIBRARY_NAME).pc
+$(JS_LIBRARY_NAME).pc: js.pc
+	cp $^ $@
+
+install:: $(JS_LIBRARY_NAME).pc
 	$(SYSINSTALL) $^ $(DESTDIR)$(prefix)/libdata/pkgconfig
 
 install:: js-config.h