--- configure	2010-09-02 10:58:16.128236964 -0400
+++ configure.old	2010-09-02 10:57:42.368111615 -0400
@@ -1637,9 +1637,9 @@
 echo "$as_me:$LINENO: result: $ac_cv_file__usr_include_caml_mlvalues_h" >&5
 echo "${ECHO_T}$ac_cv_file__usr_include_caml_mlvalues_h" >&6
 if test $ac_cv_file__usr_include_caml_mlvalues_h = yes; then
-  OCAML_INCLUDE_DIR=/usr/include
+  OCAML_INCLUDE_DIR=/usr/include/caml
 else
-  OCAML_INCLUDE_DIR=$OCAML_LIB_DIR
+  OCAML_INCLUDE_DIR=$OCAML_LIB_DIR/caml
 
 fi
 
