diff --git a/freeglut/freeglut/src/Makefile.am b/freeglut/freeglut/src/Makefile.am
index 188395d..20077b2 100644
--- a/freeglut/freeglut/src/Makefile.am
+++ b/freeglut/freeglut/src/Makefile.am
@@ -45,7 +45,7 @@ lib@LIBRARY@_la_LIBADD = $(LIBM) $(X_LIBS) -lGL -lGLU -lXext -lX11 $(LIBXXF86VM)
 lib@LIBRARY@_la_LDFLAGS = -version-info 11:0:8
 lib@LIBRARY@_la_CFLAGS = $(X_CFLAGS)
 
-INCLUDES = -I../include
+INCLUDES = -I$(top_srcdir)/include
 
 #
 # End of file