diff --git a/pkgs/by-name/ma/mailspring/darwin.nix b/pkgs/by-name/ma/mailspring/darwin.nix
index b27ec6a069cf..24eb8bf7a5db 100644
--- a/pkgs/by-name/ma/mailspring/darwin.nix
+++ b/pkgs/by-name/ma/mailspring/darwin.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   src = fetchurl {
     url = "https://github.com/Foundry376/Mailspring/releases/download/${finalAttrs.version}/Mailspring-AppleSilicon.zip";
-    hash = "sha256-5f0jtQPwwnkFNCtw0Kf2AaLbIHoOtTAc9+z000gTuBo=";
+    hash = "sha256-MMJ26p3Kp/rBMtyuOFDyvmAz5J0Fcw5tiFnMiPZ34vA=";
   };
   dontUnpack = true;
 
diff --git a/pkgs/by-name/ma/mailspring/linux.nix b/pkgs/by-name/ma/mailspring/linux.nix
index 372104e954a2..452c86178b62 100644
--- a/pkgs/by-name/ma/mailspring/linux.nix
+++ b/pkgs/by-name/ma/mailspring/linux.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   src = fetchurl {
     url = "https://github.com/Foundry376/Mailspring/releases/download/${finalAttrs.version}/mailspring-${finalAttrs.version}-amd64.deb";
-    hash = "sha256-ZpmL6d0QkHKKxn+KF1OEDeAb1bFp9uohBobCvblE+L8=";
+    hash = "sha256-+glQaz36mKMtnNeyHH4brZmzYe9SHCtccO6CIJpTH2k=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/ma/mailspring/package.nix b/pkgs/by-name/ma/mailspring/package.nix
index 389ee42d77f7..98f49438b4b3 100644
--- a/pkgs/by-name/ma/mailspring/package.nix
+++ b/pkgs/by-name/ma/mailspring/package.nix
@@ -5,7 +5,7 @@
 }:
 let
   pname = "mailspring";
-  version = "1.14.0";
+  version = "1.15.1";
 
   meta = {
     description = "Beautiful, fast and maintained fork of Nylas Mail by one of the original authors";