diff --git a/pkgs/development/libraries/aws-crt-cpp/default.nix b/pkgs/development/libraries/aws-crt-cpp/default.nix
index 0cd6e4940c4d..c41c5426d566 100644
--- a/pkgs/development/libraries/aws-crt-cpp/default.nix
+++ b/pkgs/development/libraries/aws-crt-cpp/default.nix
@@ -17,7 +17,7 @@
 
 stdenv.mkDerivation rec {
   pname = "aws-crt-cpp";
-  version = "0.24.7";
+  version = "0.26.4";
 
   outputs = [ "out" "dev" ];
 
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
     owner = "awslabs";
     repo = "aws-crt-cpp";
     rev = "v${version}";
-    sha256 = "sha256-AYO0ckqEx2jG7HduvaxASQMOsxuHGkRkyVsUP5WOs98=";
+    sha256 = "sha256-H5ms6fhhlkARn9g8S5Ma8bnisZv8mfNizP0QpzsF1tA=";
   };
 
   patches = [