diff --git a/pkgs/development/libraries/aws-c-event-stream/default.nix b/pkgs/development/libraries/aws-c-event-stream/default.nix
index 64b91ca3a1df..e23e316a39f8 100644
--- a/pkgs/development/libraries/aws-c-event-stream/default.nix
+++ b/pkgs/development/libraries/aws-c-event-stream/default.nix
@@ -1,14 +1,14 @@
-{ lib, stdenv, fetchFromGitHub, cmake, aws-c-cal, aws-c-common, aws-c-io, aws-checksums, s2n-tls, libexecinfo }:
+{ lib, stdenv, fetchFromGitHub, cmake, aws-c-cal, aws-c-common, aws-c-io, aws-checksums, nix, s2n-tls, libexecinfo }:
 
 stdenv.mkDerivation rec {
   pname = "aws-c-event-stream";
-  version = "0.2.12";
+  version = "0.2.14";
 
   src = fetchFromGitHub {
     owner = "awslabs";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-I4DqsPmHsZsReoqAH0WMU5/XlM4LiaxpJrVVYdXnMZY=";
+    sha256 = "sha256-QUrDIeQjsmf8TKu4UoSZi0eNw7Yg/2HIvXo7Y0FLY6w=";
   };
 
   nativeBuildInputs = [ cmake ];
@@ -20,6 +20,10 @@ stdenv.mkDerivation rec {
     "-DBUILD_SHARED_LIBS:BOOL=ON"
   ];
 
+  passthru.tests = {
+    inherit nix;
+  };
+
   meta = with lib; {
     description = "C99 implementation of the vnd.amazon.eventstream content-type";
     homepage = "https://github.com/awslabs/aws-c-event-stream";