diff --git a/pkgs/by-name/ra/radicale/package.nix b/pkgs/by-name/ra/radicale/package.nix
index 20f1bcfc31fb..dbc4820558d4 100644
--- a/pkgs/by-name/ra/radicale/package.nix
+++ b/pkgs/by-name/ra/radicale/package.nix
@@ -7,14 +7,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "radicale";
-  version = "3.3.3";
+  version = "3.4.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Kozea";
     repo = "Radicale";
     tag = "v${version}";
-    hash = "sha256-KRVByUXiTx5sX7LDgtOlVky8UH5HThaaldvOpeeHd7k=";
+    hash = "sha256-yAKNqNs1HAYOntHUwdS75rHV9jB2R/6L20uaOPzEooY=";
   };
 
   build-system = with python3.pkgs; [