diff --git a/camlimages-3.0.2-add-image_intf.patch b/camlimages-3.0.2-add-image_intf.patch
deleted file mode 100644
index 6e7e6da..0000000
--- a/camlimages-3.0.2-add-image_intf.patch
+++ /dev/null
@@ -1,12 +0,0 @@
---- camlimages-3.0.2.orig/src/Makefile.am	2009-10-26 12:42:03.000000000 +0000
-+++ camlimages-3.0.2/src/Makefile.am	2010-02-16 15:51:39.815603366 +0000
-@@ -91,7 +91,8 @@
- 	          xvthumb.mli \
- 	          oXvthumb.mli \
- 		  colorhist.mli \
--		  geometry.mli 
-+		  geometry.mli \
-+		  image_intf.mli
- 
- CSOURCES_CORE = 
- 
diff --git a/ocaml-camlimages.spec b/ocaml-camlimages.spec
index ffab5ea..7df7720 100644
--- a/ocaml-camlimages.spec
+++ b/ocaml-camlimages.spec
@@ -4,7 +4,7 @@
 
 Name:           ocaml-camlimages
 Version:        3.0.2
-Release:        4%{?dist}
+Release:        6%{?dist}
 Summary:        OCaml image processing library
 
 Group:          Development/Libraries
@@ -30,10 +30,6 @@ Patch2:         camlimages-oversized-tiff-check-CVE-2009-3296.patch
 # macros.
 Patch3:         camlimages-3.0.2-ocaml-autoconf.patch
 
-# image_intf.mli is not declared anywhere in the Makefile.
-# NOT upstream.
-Patch4:         camlimages-3.0.2-add-image_intf.patch
-
 BuildRequires:  ocaml >= 3.10.1
 BuildRequires:  ocaml-lablgtk-devel
 BuildRequires:  ocaml-x11
@@ -81,7 +77,6 @@ Includes documentation provided by ocamldoc
 %patch0 -p1
 %patch2 -p1
 %patch3 -p1
-%patch4 -p1
 aclocal -I .
 automake
 autoconf
@@ -90,6 +85,14 @@ mv examples/liv/display.ml examples/liv/livdisplay.ml
 
 %build
 %configure
+
+# Hack: unclear why this is necessary, but the file image_intf
+# is not mentioned in the Makefile.
+make ||:
+pushd src
+ocamlc -I +lablgtk2 -c image_intf.mli
+popd
+
 make
 
 
@@ -128,7 +131,7 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
-* Wed Jan 12 2010 Richard W.M. Jones <rjones@redhat.com> - 3.0.2-4
+* Wed Jan 12 2010 Richard W.M. Jones <rjones@redhat.com> - 3.0.2-6
 - Fix FTBFS RHBZ#564798.
 
 * Wed Jan 12 2010 Richard W.M. Jones <rjones@redhat.com> - 3.0.2-2