diff --git a/pkgs/by-name/li/libdeltachat/package.nix b/pkgs/by-name/li/libdeltachat/package.nix
index 82ed9b18c5f2..296ca86cd9e3 100644
--- a/pkgs/by-name/li/libdeltachat/package.nix
+++ b/pkgs/by-name/li/libdeltachat/package.nix
@@ -20,13 +20,13 @@
 
 stdenv.mkDerivation rec {
   pname = "libdeltachat";
-  version = "1.151.4";
+  version = "1.151.6";
 
   src = fetchFromGitHub {
     owner = "deltachat";
     repo = "deltachat-core-rust";
     rev = "v${version}";
-    hash = "sha256-GySzclwnplL6GwK01Msn4REzW2eiynLKtEjonvUzMto=";
+    hash = "sha256-alt4RkZeKz5yqbie3ksu9fKXKapYR0hCaY7vOMicrk8=";
   };
 
   patches = [
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
   cargoDeps = rustPlatform.fetchCargoVendor {
     pname = "deltachat-core-rust";
     inherit version src;
-    hash = "sha256-vTmHF7qoAWfou27v6TRPSRvLB+ge/7/aBgW6Bb7tkkI=";
+    hash = "sha256-++LG3MhmNVfHfMEuaSZrJYsf3NVbPWFD8KoDsiu9/Eg=";
   };
 
   nativeBuildInputs = [