diff --git a/cmake/finders/FindFFmpeg.cmake b/cmake/finders/FindFFmpeg.cmake
index c91dba0e4c09f8..d5200ced887e80 100644
--- a/cmake/finders/FindFFmpeg.cmake
+++ b/cmake/finders/FindFFmpeg.cmake
@@ -295,7 +295,7 @@ if(EXISTS "${FFmpeg_avutil_INCLUDE_DIR}/libavutil/ffversion.h")
     STRINGS
     "${FFmpeg_avutil_INCLUDE_DIR}/libavutil/ffversion.h"
     _version_string
-    REGEX "^.*FFMPEG_VERSION[ \t]+\"n?[0-9a-z\\~.-]+\"[ \t]*$"
+    REGEX "^.*FFMPEG_VERSION[ \t]+\"n?[0-9a-z\\~+.-]+\"[ \t]*$"
   )
   string(REGEX REPLACE ".*FFMPEG_VERSION[ \t]+\"n?([0-9]+\\.[0-9]).*\".*" "\\1" FFmpeg_VERSION "${_version_string}")
 endif()