diff --git a/opencv.spec b/opencv.spec
index e6d0924..f67dc51 100644
--- a/opencv.spec
+++ b/opencv.spec
@@ -55,7 +55,7 @@
 Name:           opencv
 Version:        4.3.0
 %global javaver %(foo=%{version}; echo ${foo//./})
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Collection of algorithms for computer vision
 # This is normal three clause BSD.
 License:        BSD
@@ -483,6 +483,9 @@ popd
 %{_libdir}/libopencv_xphoto.so.%{abiver}*
 
 %changelog
+* Sun Jun 14 2020 Adrian Reber <adrian@lisas.de> - 4.3.0-4
+- Rebuilt for protobuf 3.12
+
 * Tue Jun 02 2020 Orion Poplawski <orion@nwra.com> - 4.3.0-3
 - Run tests