diff --git a/app/config.sh b/app/config.sh
index 97f2ce9788..f55f226200 100644
--- a/app/config.sh
+++ b/app/config.sh
@@ -1,7 +1,7 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 # Version of Gecko to build with
-GECKO_VERSION_MAC="102.11.0esr"
+GECKO_VERSION_MAC="102.15.1esr"
 GECKO_VERSION_LINUX="102.15.1esr"
 GECKO_VERSION_WIN="102.13.0esr"
 RUST_VERSION=1.60.0
diff --git a/app/mac/zotero.xz b/app/mac/zotero.xz
index 8bf63cd5ac..6d799f818a 100755
Binary files a/app/mac/zotero.xz and b/app/mac/zotero.xz differ