diff --git a/81a6d1b0d4d93a3330cc99fbb1601c90b9516a9c.patch b/81a6d1b0d4d93a3330cc99fbb1601c90b9516a9c.patch
new file mode 100644
index 0000000..7050703
--- /dev/null
+++ b/81a6d1b0d4d93a3330cc99fbb1601c90b9516a9c.patch
@@ -0,0 +1,28 @@
+From 81a6d1b0d4d93a3330cc99fbb1601c90b9516a9c Mon Sep 17 00:00:00 2001
+From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
+Date: Thu, 2 Dec 2021 13:32:59 +0000
+Subject: [PATCH] cmake: update SOVERSION
+
+- OpenCV 4.x doesn't guarantee or maintain ABI compatibility
+- We should increase SO version on each release
+---
+ cmake/OpenCVVersion.cmake | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/cmake/OpenCVVersion.cmake b/cmake/OpenCVVersion.cmake
+index a2b4926cf0d2..6ffaab94cf02 100644
+--- a/cmake/OpenCVVersion.cmake
++++ b/cmake/OpenCVVersion.cmake
+@@ -10,8 +10,10 @@ set(OPENCV_VERSION_PLAIN "${OPENCV_VERSION_MAJOR}.${OPENCV_VERSION_MINOR}.${OPEN
+ 
+ set(OPENCV_VERSION "${OPENCV_VERSION_PLAIN}${OPENCV_VERSION_STATUS}")
+ 
+-set(OPENCV_SOVERSION "${OPENCV_VERSION_MAJOR}.${OPENCV_VERSION_MINOR}")
+-set(OPENCV_LIBVERSION "${OPENCV_VERSION_MAJOR}.${OPENCV_VERSION_MINOR}.${OPENCV_VERSION_PATCH}")
++string(REGEX MATCH "[0-9][0-9]$" OPENCV_VERSION_MINOR_2DIGITS "00${OPENCV_VERSION_MINOR}")
++string(REGEX MATCH "[0-9][0-9]$" OPENCV_VERSION_PATCH_2DIGITS "00${OPENCV_VERSION_PATCH}")
++ocv_update(OPENCV_SOVERSION "${OPENCV_VERSION_MAJOR}${OPENCV_VERSION_MINOR_2DIGITS}")
++ocv_update(OPENCV_LIBVERSION "${OPENCV_VERSION_MAJOR}.${OPENCV_VERSION_MINOR}.${OPENCV_VERSION_PATCH}")
+ 
+ # create a dependency on the version file
+ # we never use the output of the following command but cmake will rerun automatically if the version file changes
diff --git a/opencv-clean.sh b/opencv-clean.sh
index d4952c0..f9ca324 100755
--- a/opencv-clean.sh
+++ b/opencv-clean.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-VERSION=4.5.4
+VERSION=4.5.5
 
 wget -c https://github.com/opencv/opencv/archive/${VERSION}/opencv-${VERSION}.tar.gz
 wget -c https://github.com/opencv/opencv_contrib/archive/${VERSION}/opencv_contrib-${VERSION}.tar.gz
diff --git a/opencv.spec b/opencv.spec
index c729601..987d270 100644
--- a/opencv.spec
+++ b/opencv.spec
@@ -47,15 +47,16 @@
 %endif
 
 Name:           opencv
-Version:        4.5.4
+Version:        4.5.5
 %global javaver %(foo=%{version}; echo ${foo//./})
 %global abiver  %(foo=%{version}; echo ${foo:0:3})
-Release:        8%{?dist}
+Release:        1%{?dist}
 Summary:        Collection of algorithms for computer vision
 # This is normal three clause BSD.
 License:        BSD
 URL:            https://opencv.org
-# RUN opencv-clean.sh TO PREPARE TARBALLS FOR FEDORA
+# TO PREPARE TARBALLS FOR FEDORA
+# Edit opencv-clean.sh and set VERSION, save file, after run opencv-clean.sh
 #
 # Need to remove copyrighted lena.jpg images from tarball (rhbz#1295173)
 # and SIFT/SURF from tarball, due to legal concerns.
@@ -69,10 +70,9 @@ Source4:        b624b995ec9c439cbc2e9e6ee940d3a2-v0.1.1f.zip
 Source5:        xorg.conf
 
 Patch0:         opencv-4.1.0-install_3rdparty_licenses.patch
-Patch1:         opencv_contrib-4.5.4-enable_cvv.patch
+Patch1:         81a6d1b0d4d93a3330cc99fbb1601c90b9516a9c.patch
 
 BuildRequires:  gcc-c++
-BuildRequires:  libtool
 BuildRequires:  cmake >= 2.6.3
 BuildRequires:  chrpath
 %{?with_cuda:
@@ -250,9 +250,10 @@ popd &>/dev/null
 %endif
 
 %patch0 -p1 -b .install_3rdparty_licenses
+%patch1 -p1 -R -b .soversion
 
 pushd %{name}_contrib-%{version}
-%patch1 -p1 -b .install_cvv
+#patch1 -p1 -b .install_cvv
 popd
 
 # Install face_landmark_model
@@ -482,6 +483,9 @@ ln -s -r %{buildroot}%{_jnidir}/opencv-%{javaver}.jar %{buildroot}%{_jnidir}/ope
 %{_libdir}/libopencv_xphoto.so.%{abiver}*
 
 %changelog
+* Mon Dec 27 2021 Sérgio Basto <sergio@serjux.com> - 4.5.5-1
+- Update opencv to 4.5.5 (#2035628)
+
 * Sun Dec 19 2021 Sandro Mani <manisandro@gmail.com> - 4.5.4-8
 - Rebuild (tesseract)
 
diff --git a/opencv_contrib-4.5.4-enable_cvv.patch b/opencv_contrib-4.5.4-enable_cvv.patch
deleted file mode 100644
index 3dbf031..0000000
--- a/opencv_contrib-4.5.4-enable_cvv.patch
+++ /dev/null
@@ -1,8 +0,0 @@
---- opencv_contrib-4.5.4/modules/cvv/CMakeLists.txt.orig	2021-10-10 20:30:59.898095647 +0100
-+++ opencv_contrib-4.5.4/modules/cvv/CMakeLists.txt	2021-10-10 20:31:11.609057069 +0100
-@@ -1,4 +1,4 @@
--if(NOT HAVE_QT5 OR NOT HAVE_CXX11)
-+if(NOT HAVE_QT OR NOT HAVE_CXX11)
-   ocv_module_disable(cvv)
-   return()
- endif()
diff --git a/sources b/sources
index cb2a5ce..1812050 100644
--- a/sources
+++ b/sources
@@ -1,5 +1,5 @@
+SHA512 (opencv-clean-4.5.5.tar.gz) = e98c7a864c9747185cda7711761fb5a15dee77c11d9082c53f43922fc77c44d808acb489fc3384fc4be1255e03529ae36202b013b04d1b5e7208cdcce76a8477
+SHA512 (opencv_contrib-clean-4.5.5.tar.gz) = 7fb0d65a0a808b80538bbf9c108c84d45f1e416b6924b0d1e3b7b5cebfeca192a6cad26d282e7d74e804ee8186dea0d08e959472bb68f159cb2575b637b3ed40
+SHA512 (opencv_extra-clean-4.5.5.tar.gz) = 5e12e33dbd63785cd857cff2bde3297abf01726c0b54a7cd33eb594c510b524d69ea8ee4e89574bf33a8ac9a1d275a3d9f4f40b53180d3709cc58842b5ad5107
 SHA512 (face_landmark_model.dat.xz) = 7558f29431bb9cad1f22ee067ad3ed41be8f68b865992eb7d3a5ce6b6b9e1d031cb03e33c3c149220ef8faebd0471703a8a3bbb06402bcc8ce76bd28317aa307
 SHA512 (b624b995ec9c439cbc2e9e6ee940d3a2-v0.1.1f.zip) = f2994d5e92a2ae05cee6e153943afe151ce734ced6e06dcdb02dee9fed9336a7f1ea69661d9e033f1412fbb5e2a44a6e641662c85be5ba0604d0446abeabe836
-SHA512 (opencv-clean-4.5.4.tar.gz) = 630b57d8d499213a825915ac16735d93217e68872a174e9d82137300e0be49d287c26c3e8f23e44bccd428ba92cd890d6301cff35e275dc7ec5a269876d8eb2c
-SHA512 (opencv_contrib-clean-4.5.4.tar.gz) = f00b2c3c56620191c244332f608087754a85c3d6b0331eb2b3038062f6b1e095f9995f93554175184e1d58d4c943be8e87e8e3cf1aeceb464ec57284ce794bc8
-SHA512 (opencv_extra-clean-4.5.4.tar.gz) = 4ee5deba106e7becdb3dddb0c62267dbae2ec172e6dbcd664a991a5186a33c50ab3956e4eab21e22a746a4e5b8953086ee9d4e32ed6bafa2b26877f644f90fc5