diff --git a/pkgs/by-name/do/docopt_cpp/package.nix b/pkgs/by-name/do/docopt_cpp/package.nix
index 37c50283f698..a46d051f6750 100644
--- a/pkgs/by-name/do/docopt_cpp/package.nix
+++ b/pkgs/by-name/do/docopt_cpp/package.nix
@@ -2,7 +2,7 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  fetchpatch,
+  fetchpatch2,
   cmake,
   python3,
 }:
@@ -19,10 +19,15 @@ stdenv.mkDerivation rec {
   };
 
   patches = [
-    (fetchpatch {
+    (fetchpatch2 {
       name = "python3-for-tests";
-      url = "https://github.com/docopt/docopt.cpp/commit/b3d909dc952ab102a4ad5a1541a41736f35b92ba.patch";
-      hash = "sha256-JJR09pbn3QhYaZAIAjs+pe28+g1VfgHUKspWorHzr8o=";
+      url = "https://github.com/docopt/docopt.cpp/commit/b3d909dc952ab102a4ad5a1541a41736f35b92ba.patch?full_index=1";
+      hash = "sha256-LXnN36/JuHsCeLnjuPFa42dT52iOcnJd4NGYx96Z5c0=";
+    })
+    (fetchpatch2 {
+      name = "Increase-cmake_minimum_required-to-3.5";
+      url = "https://github.com/docopt/docopt.cpp/commit/05d507da0d153faff381f44968833ebffdc03447.patch?full_index=1";
+      hash = "sha256-bwKkhU3+GZFIUH0Ig0l9zcTtox9som3DY+ZApWrWl80=";
     })
   ];