diff --git a/firefox.sh.in b/firefox.sh.in
index 078627f..2c49e79 100644
--- a/firefox.sh.in
+++ b/firefox.sh.in
@@ -131,7 +131,9 @@ export FONTCONFIG_PATH
 ##
 ## We want Firefox to use Openh264 provided by Fedora
 ##
-export MOZ_GMP_PATH=$MOZ_LIB_DIR/mozilla/plugins/gmp-gmpopenh264/system-installed
+if [ -z "$MOZ_GMP_PATH" ]
+  export MOZ_GMP_PATH=$MOZ_LIB_DIR/mozilla/plugins/gmp-gmpopenh264/system-installed
+fi
 
 ##
 ## In order to better support certain scripts (such as Indic and some CJK
diff --git a/firefox.spec b/firefox.spec
index 11a5e80..5acd7b1 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -156,7 +156,7 @@ ExcludeArch: i686
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
 Version:        115.0.2
-Release:        1%{?pre_tag}%{?dist}
+Release:        2%{?pre_tag}%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Source0:        https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
@@ -1052,6 +1052,9 @@ fi
 #---------------------------------------------------------------------
 
 %changelog
+* Tue Jul 18 2023 Martin Stransky <stransky@redhat.com>- 115.0.2-2
+- Don't overwrite MOZ_GMP_PATH (rhbz#2221317)
+
 * Mon Jul 17 2023 Martin Stransky <stransky@redhat.com>- 115.0.2-1
 - Update to 115.0.2