diff --git a/.gitignore b/.gitignore
index 0429d76..fafdaeb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /kdevelop-4.3.90.tar.bz2
 /kdevelop-4.4.0.tar.bz2
 /kdevelop-4.4.1.tar.bz2
+/kdevelop-4.4.90.tar.bz2
diff --git a/kdevelop-4.3.0-big_endian.patch b/kdevelop-4.3.0-big_endian.patch
deleted file mode 100644
index fc74ea2..0000000
--- a/kdevelop-4.3.0-big_endian.patch
+++ /dev/null
@@ -1,14 +0,0 @@
-diff -up kdevelop-4.3.0/utils/okteta/oktetaplugin.cpp.me kdevelop-4.3.0/utils/okteta/oktetaplugin.cpp
---- kdevelop-4.3.0/utils/okteta/oktetaplugin.cpp.me	2012-04-04 15:09:26.010283053 +0200
-+++ kdevelop-4.3.0/utils/okteta/oktetaplugin.cpp	2012-04-04 16:35:25.280291124 +0200
-@@ -94,7 +94,10 @@ OktetaPlugin::OktetaPlugin( QObject* par
-     addTool( uiController, new Kasten::ByteTableToolViewFactory(), new Kasten::ByteTableToolFactory() );
-     addTool( uiController, new Kasten::InfoToolViewFactory(), new Kasten::InfoToolFactory() );
-     addTool( uiController, new Kasten::PodDecoderToolViewFactory(), new Kasten::PodDecoderToolFactory() );
-+// disable Okteta Structures tool on big-endian as it's disable in kdesdk
-+#ifndef BIG_ENDIAN
-     addTool( uiController, new Kasten::StructuresToolViewFactory(), new Kasten::StructuresToolFactory() );
-+#endif
-     addTool( uiController, new Kasten::BookmarksToolViewFactory, new Kasten::BookmarksToolFactory() );
- 
-     KDevelop::IDocumentController* documentController = core()->documentController();
diff --git a/kdevelop-4.4.0-no-rpath.patch b/kdevelop-4.4.0-no-rpath.patch
deleted file mode 100644
index 1eb2ac7..0000000
--- a/kdevelop-4.4.0-no-rpath.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- kdevelop-4.4.0/CMakeLists.txt	2012-10-15 23:45:36.000000000 +0200
-+++ kdevelop-4.4.0/CMakeLists.no-rpath.txt	2012-10-24 09:36:23.590223262 +0200
-@@ -23,7 +23,6 @@ list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_D
- if("${_isSystemLibDir}" STREQUAL "-1")
-  set(CMAKE_INSTALL_RPATH "${LIB_INSTALL_DIR}")
- endif("${_isSystemLibDir}" STREQUAL "-1")
--set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
- 
- find_package(KDevPlatform 1.4.0 REQUIRED)
- 
diff --git a/kdevelop-4.4.1-ninja-build.patch b/kdevelop-4.4.1-ninja-build.patch
deleted file mode 100644
index dec6a23..0000000
--- a/kdevelop-4.4.1-ninja-build.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- kdevelop-4.4.1/projectmanagers/cmake/cmakeutils.cpp_new	2012-11-03 01:45:57.000000000 +0100
-+++ kdevelop-4.4.1/projectmanagers/cmake/cmakeutils.cpp	2012-11-22 10:08:32.049406021 +0100
-@@ -191,7 +191,7 @@ bool checkForNeedingConfigure( KDevelop:
- 
-         return true;
-     } else if( !QFileInfo( builddir.toLocalFile() + "/CMakeCache.txt" ).exists() ||
--               !QFileInfo( builddir.toLocalFile() + "/Makefile" ).exists()
-+               !(QFileInfo( builddir.toLocalFile() + "/Makefile" ).exists() || QFileInfo( builddir.toLocalFile() + "/build.ninja" ).exists())
-     )
-     {
-         // User entered information already, but cmake hasn't actually been run yet.
diff --git a/kdevelop.spec b/kdevelop.spec
index 24daa87..fdd6e38 100644
--- a/kdevelop.spec
+++ b/kdevelop.spec
@@ -1,11 +1,11 @@
 
-%define kdevplatform_ver 1.4.1
+%define kdevplatform_ver 1.4.90
 
 Name:    kdevelop
 Summary: Integrated Development Environment for C++/C
 Epoch:   9
-Version: 4.4.1
-Release: 4%{?dist}
+Version: 4.4.90
+Release: 1%{?dist}
 
 License: GPLv2
 URL:     http://www.kdevelop.org/
@@ -13,10 +13,6 @@ Group:   Development/Tools
 Source0: http://download.kde.org/stable/kdevelop/%{version}/src/kdevelop-%{version}.tar.bz2
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
-# remove set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE) line
-Patch0:  kdevelop-4.4.0-no-rpath.patch
-# fix ninja build
-Patch1: kdevelop-4.4.1-ninja-build.patch
 # upstreamable patches
 
 # upstream patches
@@ -84,8 +80,6 @@ Requires: kdevplatform%{?_isa} >= %{kdevplatform_ver}
 
 %prep
 %setup -q -n kdevelop-%{version}
-%patch0 -p1 -b .no-rpath
-%patch1 -p1 -b .ninja-build
 
 %build
 mkdir -p %{_target_platform}
@@ -159,6 +153,9 @@ update-mime-database %{_kde4_datadir}/mime &> /dev/null
 
 
 %changelog
+* Thu Apr 25 2013 Jan Grulich <jgrulich@redhat.com> - 9:4.4.90-4
+- Update to 4.4.90 (RC1)
+
 * Mon Apr 01 2013 Kevin Kofler <Kevin@tigcc.ticalc.org> - 9:4.4.1-4
 - Requires: cmake (as per discussion of kde#274246)
 
diff --git a/sources b/sources
index b485ba0..c8f0878 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-2ffa6a17019c8de09ce9da25b3b92925  kdevelop-4.4.1.tar.bz2
+b792caccd920135a3e4cc279535820ce  kdevelop-4.4.90.tar.bz2