diff --git a/opencv.spec b/opencv.spec
index 54b67df..1cfa325 100644
--- a/opencv.spec
+++ b/opencv.spec
@@ -50,7 +50,7 @@ Name:           opencv
 Version:        4.5.4
 %global javaver %(foo=%{version}; echo ${foo//./})
 %global abiver  %(foo=%{version}; echo ${foo:0:3})
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Collection of algorithms for computer vision
 # This is normal three clause BSD.
 License:        BSD
@@ -482,6 +482,9 @@ ln -s -r %{buildroot}%{_jnidir}/opencv-%{javaver}.jar %{buildroot}%{_jnidir}/ope
 %{_libdir}/libopencv_xphoto.so.%{abiver}*
 
 %changelog
+* Mon Oct 25 2021 Adrian Reber <adrian@lisas.de> - 4.5.4-2
+- Rebuilt for protobuf 3.18.1
+
 * Sun Oct 10 2021 Sérgio Basto <sergio@serjux.com> - 4.5.4-1
 - Update to 4.5.4