diff --git a/phoenix/Makefile b/phoenix/Makefile
index 957e361..088940c 100644
--- a/phoenix/Makefile
+++ b/phoenix/Makefile
@@ -13,8 +13,8 @@ else
   endif
 
   ifeq ($(phoenix),gtk)
-    phoenixflags = $(cppflags) $(flags) -DPHOENIX_GTK `pkg-config --cflags gtk+-2.0`
-    phoenixlink = `pkg-config --libs gtk+-2.0`
+    phoenixflags = $(cppflags) $(flags) -DPHOENIX_GTK `pkg-config --cflags gtk+-2.0 x11`
+    phoenixlink = `pkg-config --libs gtk+-2.0 x11`
   endif
 
   ifeq ($(phoenix),qt)
diff --git a/vgm2pre/Makefile b/vgm2pre/Makefile
index 3e73109..4ab8274 100644
--- a/vgm2pre/Makefile
+++ b/vgm2pre/Makefile
@@ -22,15 +22,18 @@ all: $(objects)
 #obj/resource.o: ../phoenix/windows/phoenix.rc
 #	windres ../phoenix/windows/phoenix.rc obj/resource.o
 
-obj/resource.o: app.rc
+obj/resource.o: app.rc obj
 	windres $(rlink) app.rc obj/resource.o
 
-obj/phoenix.o: ../phoenix/phoenix.cpp
+obj/phoenix.o: ../phoenix/phoenix.cpp obj
 	$(compiler) $(phoenixflags) -o obj/phoenix.o -c ../phoenix/phoenix.cpp
 
-obj/$(application).o: $(application).cpp *.cpp *.hpp ui/*.hpp
+obj/$(application).o: $(application).cpp *.cpp *.hpp ui/*.hpp obj
 	$(compiler) $(cppflags) $(flags) -o obj/$(application).o -c $(application).cpp
 
+obj:
+	mkdir $@
+
 install:
 	sudo cp $(application) /usr/local/bin/$(application)