diff --git a/debian-multiarch/control b/debian-multiarch/control
index 1f861a83f..0f1790b3e 100644
--- a/debian-multiarch/control
+++ b/debian-multiarch/control
@@ -35,20 +35,6 @@ Description: a modern and scalable groupware - development files
  .
  This package contains the development files for developing SOGo modules.
 
-Package: sogo-openchange
-Pre-Depends: ${misc:Pre-Depends}
-Multi-Arch: same
-Section: net
-Priority: extra
-Architecture: any
-Depends: sogo (= ${binary:Version}), ${shlibs:Depends}, ${misc:Depends}
-Description: a modern and scalable groupware - OpenChange backend
- SOGo is a groupware server built around OpenGroupware.org (OGo) and
- the SOPE application server with focus on scalability.
- .
- This package contains the backend plugin for using SOGo as a backend
- to OpenChange.
-
 Package: sogo-dbg
 Section: debug
 Priority: extra
diff --git a/debian-multiarch/rules b/debian-multiarch/rules
index 6f06fb1ac..edfc67f6f 100755
--- a/debian-multiarch/rules
+++ b/debian-multiarch/rules
@@ -20,9 +20,6 @@ build-arch: build-arch-stamp
 build-arch-stamp:  config.make 
 #	 Add here commands to compile the arch part of the package.
 	$(MAKE)
-	if pkg-config --atleast-version=1.0 libmapi; \
-	then (cd OpenChange; $(MAKE));  \
-	fi
 	touch $@
 
 clean: 
@@ -34,15 +31,8 @@ clean:
 	-find Tests -name "*.pyc" -exec rm -f {} \;
 	if [ -f config.make ]; \
 	then \
-	  if pkg-config --atleast-version=1.0 libmapi; \
-	  then \
-	    (cd OpenChange; make clean); \
-	  fi; \
 	  make clean; \
 	fi
-	-rm -f OpenChange/MAPIStorePropertySelectors.*
-	-find OpenChange -type d -name "unrtf-*" -exec rm -rf {} \;
-	-rm -f OpenChange/unrtf*-stamp
 	-rm -f config.make
 	dh_clean 
 
@@ -60,18 +50,6 @@ install-arch: build-arch
 #	dh_installdirs -s
 
 	$(MAKE) DESTDIR=$(DESTDIR) GNUSTEP_INSTALLATION_DOMAIN=SYSTEM install
-	if pkg-config --atleast-version=1.0 libmapi; \
-	then \
-	  (cd OpenChange; \
-	   $(MAKE) \
-	       DESTDIR=$(DESTDIR) \
-	       GNUSTEP_INSTALLATION_DOMAIN=SYSTEM \
-	     install); \
-	  rm -f $(DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/mapistore_backends/libMAPIStoreSOGo.so.1; \
-	  rm -f $(DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/mapistore_backends/libMAPIStoreSOGo.so; \
-	  mv -f $(DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/mapistore_backends/libMAPIStoreSOGo.so.1.0.0 \
-	           $(DESTDIR)/usr/lib/$(DEB_HOST_MULTIARCH)/mapistore_backends/SOGo.so; \
-	fi
 
 	mkdir -p debian/tmp/etc/default
 	cp Scripts/sogo-default debian/tmp/etc/default/sogo
diff --git a/debian/rules b/debian/rules
index b3b41ce65..4f2ffd513 100755
--- a/debian/rules
+++ b/debian/rules
@@ -19,9 +19,6 @@ build-arch: build-arch-stamp
 build-arch-stamp:  config.make 
 #	 Add here commands to compile the arch part of the package.
 	$(MAKE)
-	if pkg-config --atleast-version=1.0 libmapi; \
-	then (cd OpenChange; $(MAKE));  \
-	fi
 	touch $@
 
 clean: 
@@ -33,15 +30,8 @@ clean:
 	-find Tests -name "*.pyc" -exec rm -f {} \;
 	if [ -f config.make ]; \
 	then \
-	  if pkg-config --atleast-version=1.0 libmapi; \
-	  then \
-	    (cd OpenChange; make clean); \
-	  fi; \
 	  make clean; \
 	fi
-	-rm -f OpenChange/MAPIStorePropertySelectors.*
-	-find OpenChange -type d -name "unrtf-*" -exec rm -rf {} \;
-	-rm -f OpenChange/unrtf*-stamp
 	-rm -f config.make
 	dh_clean 
 
@@ -59,18 +49,6 @@ install-arch: build-arch
 #	dh_installdirs -s
 
 	$(MAKE) DESTDIR=$(DESTDIR) GNUSTEP_INSTALLATION_DOMAIN=SYSTEM install
-	if pkg-config --atleast-version=1.0 libmapi; \
-	then \
-	  (cd OpenChange; \
-	   $(MAKE) \
-	       DESTDIR=$(DESTDIR) \
-	       GNUSTEP_INSTALLATION_DOMAIN=SYSTEM \
-	     install); \
-	  rm -f $(DESTDIR)/usr/lib/mapistore_backends/libMAPIStoreSOGo.so.1; \
-	  rm -f $(DESTDIR)/usr/lib/mapistore_backends/libMAPIStoreSOGo.so; \
-	  mv -f $(DESTDIR)/usr/lib/mapistore_backends/libMAPIStoreSOGo.so.1.0.0 \
-	           $(DESTDIR)/usr/lib/mapistore_backends/SOGo.so; \
-	fi
 
 	mkdir -p debian/tmp/etc/default
 	cp Scripts/sogo-default debian/tmp/etc/default/sogo