diff --git a/app/config.sh b/app/config.sh
index 1df6743dcb..cd9d63661f 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="102.9.0esr"
+GECKO_VERSION_MAC="102.10.0esr"
 GECKO_VERSION_LINUX="102.10.0esr"
 GECKO_VERSION_WIN="102.9.0esr"
 RUST_VERSION=1.60.0
diff --git a/app/mac/mozilla-102.patch b/app/mac/mozilla-102.patch
index b19221642f..a35ae46351 100644
--- a/app/mac/mozilla-102.patch
+++ b/app/mac/mozilla-102.patch
@@ -1,7 +1,7 @@
 diff --git a/browser/app/nsBrowserApp.cpp b/browser/app/nsBrowserApp.cpp
 --- a/browser/app/nsBrowserApp.cpp
 +++ b/browser/app/nsBrowserApp.cpp
-@@ -149,19 +149,29 @@ static bool IsArg(const char* arg, const
+@@ -149,19 +149,31 @@ static bool IsArg(const char* arg, const
  #endif
  
    return false;
@@ -12,6 +12,8 @@ diff --git a/browser/app/nsBrowserApp.cpp b/browser/app/nsBrowserApp.cpp
  static int do_main(int argc, char* argv[], char* envp[]) {
 +  // Allow profile downgrade for Zotero
 +  setenv("MOZ_ALLOW_DOWNGRADE", "1", 1);
++  // Don't create dedicated profile (default-esr)
++  setenv("MOZ_LEGACY_PROFILES", "1", 1);
 +
    // Allow firefox.exe to launch XULRunner apps via -app <application.ini>
    // Note that -app must be the *first* argument.
diff --git a/app/mac/zotero.xz b/app/mac/zotero.xz
old mode 100644
new mode 100755
index 10c1ed3322..8bf63cd5ac
Binary files a/app/mac/zotero.xz and b/app/mac/zotero.xz differ