diff --git a/OpenCV-2.4.4.tar.bz2 b/OpenCV-2.4.4.tar.bz2
deleted file mode 100644
index ca92058..0000000
--- a/OpenCV-2.4.4.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5e43a98ebf7d25691a5b5a6c7f11cb6c1ca2cf2d42a2dfae0b605d4b4bc6d770
-size 58528727
diff --git a/opencv-2.4.5.tar.gz b/opencv-2.4.5.tar.gz
new file mode 100644
index 0000000..bc8445f
--- /dev/null
+++ b/opencv-2.4.5.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d30beecf4b57977fbd1635af54c5ab3fc00113e9e59a9d58081732260fe06292
+size 81884985
diff --git a/opencv.changes b/opencv.changes
index 1bae1c1..fef60da 100644
--- a/opencv.changes
+++ b/opencv.changes
@@ -1,3 +1,25 @@
+-------------------------------------------------------------------
+Thu Apr 11 16:01:08 EEST 2013 - koprok@nand.bg
+
+- Update to OpenCV 2.4.5
+  More info at:
+  http://opencv.org/opencv-2-4-5-is-out.html
+  The brief list of changes:
+  * experimental WinRT support
+  * new video super-resolution module
+  * CLAHE (adaptive histogram equalization) algorithm on both CPU
+    and GPU
+  * further improvements and extensions in ocl module
+    (stereo block matching and belief propagation have been added,
+    fixed crashes on Intel HD4000)
+  * Visual Studio 2012 cv::Mat visualizer plugin debugger tutorial
+    from Microsoft Research
+  * OpenCV4Android SDK improvements
+    (NDK r8e support, native activity sample using OpenCV Manager,
+    bug-fixes)
+  * ~25 reported problems have been resolved since 2.4.4, ~78 pull
+    requests have been merged, thanks everybody who participated!
+
 -------------------------------------------------------------------
 Tue Mar  5 14:42:49 EET 2013 - koprok@nand.bg
 
diff --git a/opencv.spec b/opencv.spec
index 255de21..e3ca62e 100644
--- a/opencv.spec
+++ b/opencv.spec
@@ -21,13 +21,13 @@
 Name:           opencv
 %define libname lib%{name}
 %define soname  2_4
-Version:        2.4.4
+Version:        2.4.5
 Release:        0
 Summary:        Collection of algorithms for computer vision
 License:        BSD-3-Clause
 Group:          Development/Libraries/C and C++
 Url:            http://%{name}.willowgarage.com/wiki/
-Source0:        http://downloads.sourceforge.net/project/%{name}library/%{name}-unix/%{version}/OpenCV-%{version}.tar.bz2
+Source0:        http://downloads.sourceforge.net/project/%{name}library/%{name}-unix/%{version}/%{name}-%{version}.tar.gz
 # PATCH-FIX-UPSTREAM opencv-samples.patch koprok@nand.bg -- Improve samples installation.
 Patch1:         %{name}-samples.patch
 # PATCH-FIX-UPSTREAM opencv-underlinking.patch koprok@nand.bg -- Make libopencv_highgui.so link to libv4l2 since it's using symbols defined there.
@@ -102,7 +102,7 @@ Recommends:     %{name}-devel
 This package contains the documentation and examples for the OpenCV library.
 
 %prep
-%setup -qn OpenCV-%{version}
+%setup -q
 %patch1 -p1
 %patch2 -p1