diff --git a/pkgs/tools/security/certstrap/default.nix b/pkgs/tools/security/certstrap/default.nix
index fb3c00e48f9..4d2e2fe7e95 100644
--- a/pkgs/tools/security/certstrap/default.nix
+++ b/pkgs/tools/security/certstrap/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   pname = "certstrap";
-  version = "1.1.1";
+  version = "1.2.0";
 
   goPackagePath = "github.com/square/certstrap";
 
@@ -10,7 +10,7 @@ buildGoPackage rec {
     owner = "square";
     repo = "certstrap";
     rev = "v${version}";
-    sha256 = "0j7gi2nzykny7i0gjax9vixw72l9jcm4wnwxgm72hh1pji0ysa8n";
+    sha256 = "1ymchnn7c9g3pq7rw4lrwsd6z3wfjx90g7qgrw6r5hssl77mnscj";
   };
 
   meta = with stdenv.lib; {