diff --git a/pkgs/development/tools/convco/default.nix b/pkgs/development/tools/convco/default.nix
index 720423472c30..1ab32615d83b 100644
--- a/pkgs/development/tools/convco/default.nix
+++ b/pkgs/development/tools/convco/default.nix
@@ -11,16 +11,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "convco";
-  version = "0.3.10";
+  version = "0.3.11";
 
   src = fetchFromGitHub {
     owner = "convco";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Jr1rNxVguASl6fPfGNx2/MDlMC+KokgQyzhBnvqnwFs=";
+    sha256 = "sha256-v/0NtJYprd8YxwSdeH4v7mY0v3vElDx2PNIIUKsczW8=";
   };
 
-  cargoSha256 = "sha256-mStoWH/SusAcbAR3MeBWaY21TdJZJcKm1VxmA3zmlTw=";
+  cargoSha256 = "sha256-Zh/Aiuu1Mx2osscSG0E1MTGKCVsYtL66FUnew6OCyZ4=";
 
   nativeBuildInputs = [ cmake pkg-config ];