diff --git a/pkgs/applications/networking/mailreaders/betterbird/default.nix b/pkgs/applications/networking/mailreaders/betterbird/default.nix
index d08bd5dfcc4a..9c63f3f37cad 100644
--- a/pkgs/applications/networking/mailreaders/betterbird/default.nix
+++ b/pkgs/applications/networking/mailreaders/betterbird/default.nix
@@ -12,13 +12,13 @@
 let
   thunderbird-unwrapped = thunderbirdPackages.thunderbird-102;
 
-  version = "102.12.0";
+  version = "102.14.0";
   majVer = lib.versions.major version;
 
   betterbird-patches = fetchFromGitHub {
     owner = "Betterbird";
     repo = "thunderbird-patches";
-    rev = "${version}-bb37";
+    rev = "${version}-bb39";
     postFetch = ''
       echo "Retrieving external patches"
 
@@ -36,7 +36,7 @@ let
       . ./external.sh
       rm external.sh
     '';
-    sha256 = "sha256-LH0dgWqariutfaOCPIUZrHzZ8oCbZF1VaaKQIQS4aL8=";
+    hash = "sha256-O9nGlJs3OziQLbdbdt3eFRHvk1A9cdEsbKDtsZrnY5Q=";
   };
 in ((buildMozillaMach {
   pname = "betterbird";
@@ -49,7 +49,7 @@ in ((buildMozillaMach {
   src = fetchurl {
     # https://download.cdn.mozilla.net/pub/thunderbird/releases/
     url = "mirror://mozilla/thunderbird/releases/${version}/source/thunderbird-${version}.source.tar.xz";
-    sha512 = "303787a8f22a204e48784d54320d5f4adaeeeedbe4c2294cd26ad75792272ffc9453be7f0ab1434214b61a2cc46982c23c4fd447c4d80d588df4a7800225ddee";
+    sha512 = "4ae3f216833aec55421f827d55bc1b5fc2f0ad4fefecb27724a5be3318c351df24d30a4897b924e733ed2e3995be284b6d135049d46001143fb1c961fefc1830";
   };
 
   extraPostPatch = thunderbird-unwrapped.extraPostPatch or "" + /* bash */ ''