diff -Nru clucene-core-2.3.3.4/debian/changelog clucene-core-experimental-2.3.3.4/debian/changelog
--- clucene-core-2.3.3.4/debian/changelog	2012-08-14 15:41:29.000000000 +0100
+++ clucene-core-experimental-2.3.3.4/debian/changelog	2012-09-16 02:37:14.000000000 +0100
@@ -1,3 +1,10 @@
+clucene-core-experimental (2.3.3.4-2+rpi1) wheezy-staging; urgency=low
+
+  * rename source package and dev package to allow coexistence with older
+    version from wheezy.
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Sun, 16 Sep 2012 01:27:53 +0000
+
 clucene-core (2.3.3.4-2) experimental; urgency=low
 
   * Update multiarch patch: add multiarch path to pkg-config's cflags.
diff -Nru clucene-core-2.3.3.4/debian/control clucene-core-experimental-2.3.3.4/debian/control
--- clucene-core-2.3.3.4/debian/control	2012-08-11 13:33:51.000000000 +0100
+++ clucene-core-experimental-2.3.3.4/debian/control	2012-09-16 02:36:37.000000000 +0100
@@ -1,4 +1,4 @@
-Source: clucene-core
+Source: clucene-core-experimental
 Priority: optional
 Maintainer: Fathi Boudra <fabo@debian.org>
 Uploaders: Daniel Glassey <wdg@debian.org>
@@ -7,7 +7,8 @@
 Section: libs
 Homepage: http://clucene.sourceforge.net
 
-Package: libclucene-dev
+Package: libclucene-dev-experimental
+Conflicts: libclucene-dev
 Section: libdevel
 Architecture: any
 Depends: libc6-dev,
diff -Nru clucene-core-2.3.3.4/debian/libclucene-dev-experimental.install clucene-core-experimental-2.3.3.4/debian/libclucene-dev-experimental.install
--- clucene-core-2.3.3.4/debian/libclucene-dev-experimental.install	1970-01-01 01:00:00.000000000 +0100
+++ clucene-core-experimental-2.3.3.4/debian/libclucene-dev-experimental.install	2012-08-11 13:33:51.000000000 +0100
@@ -0,0 +1,6 @@
+usr/include/CLucene
+usr/include/CLucene.h
+usr/lib/*/CLucene/CLuceneConfig.cmake
+usr/lib/*/CLucene/clucene-config.h
+usr/lib/*/libclucene-*.so
+usr/lib/*/pkgconfig/libclucene-core.pc
diff -Nru clucene-core-2.3.3.4/debian/libclucene-dev.install clucene-core-experimental-2.3.3.4/debian/libclucene-dev.install
--- clucene-core-2.3.3.4/debian/libclucene-dev.install	2012-08-11 13:33:51.000000000 +0100
+++ clucene-core-experimental-2.3.3.4/debian/libclucene-dev.install	1970-01-01 01:00:00.000000000 +0100
@@ -1,6 +0,0 @@
-usr/include/CLucene
-usr/include/CLucene.h
-usr/lib/*/CLucene/CLuceneConfig.cmake
-usr/lib/*/CLucene/clucene-config.h
-usr/lib/*/libclucene-*.so
-usr/lib/*/pkgconfig/libclucene-core.pc