diff --git a/configure.ac b/configure.ac
index 3cabdabab..0fb7504b0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -70,7 +70,7 @@ case "$host" in
 esac
 
 dnl Set up the compiler and linker flags
-INCLUDE="-I$srcdir/include -idirafter $srcdir/src/video/khronos"
+INCLUDE="-I$srcdir/include -I$srcdir/src/video/khronos"
 if test x$srcdir != x.; then
     INCLUDE="-Iinclude $INCLUDE"
 elif test -d .hg; then