diff --git a/pkgs/applications/networking/mailreaders/evolution/evolution-ews/default.nix b/pkgs/applications/networking/mailreaders/evolution/evolution-ews/default.nix
index 537d90dc83df..502b77b971f9 100644
--- a/pkgs/applications/networking/mailreaders/evolution/evolution-ews/default.nix
+++ b/pkgs/applications/networking/mailreaders/evolution/evolution-ews/default.nix
@@ -18,11 +18,11 @@
 
 stdenv.mkDerivation rec {
   pname = "evolution-ews";
-  version = "3.45.2";
+  version = "3.45.3";
 
   src = fetchurl {
     url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    sha256 = "trqNVI3KpCqYMOnqGNX6lNs1ZBPxZQv9btNnYKGG4o8=";
+    sha256 = "YAykQOupPvfqKID4mFhzxZgKSE7VKgVuNr09mEU+QBc=";
   };
 
   nativeBuildInputs = [