diff --git a/Lib/ocaml/ocaml.i b/Lib/ocaml/ocaml.i
index 581f84d04..cc26d1859 100644
--- a/Lib/ocaml/ocaml.i
+++ b/Lib/ocaml/ocaml.i
@@ -35,7 +35,7 @@
 
 /* Read in standard typemaps. */
 %include <swig.swg>
-%include <typemaps.i>
+%include <ocaml.swg>
 %include <typecheck.i>
 %include <exception.i>
 %include <preamble.swg>
diff --git a/Lib/ocaml/typemaps.i b/Lib/ocaml/ocaml.swg
similarity index 99%
rename from Lib/ocaml/typemaps.i
rename to Lib/ocaml/ocaml.swg
index 08a0c97c9..ac496bdba 100644
--- a/Lib/ocaml/typemaps.i
+++ b/Lib/ocaml/ocaml.swg
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * typemaps.i
+ * ocaml.swg
  *
  * The Ocaml module handles all types uniformly via typemaps. Here
  * are the definitions.