diff --git a/pkgs/tools/security/tor/torbrowser.nix b/pkgs/tools/security/tor/torbrowser.nix
index c320e7e58b6..849c6f8b85a 100644
--- a/pkgs/tools/security/tor/torbrowser.nix
+++ b/pkgs/tools/security/tor/torbrowser.nix
@@ -17,13 +17,13 @@ let
 
 in stdenv.mkDerivation rec {
   name = "tor-browser-${version}";
-  version = "5.5.4";
+  version = "5.5.5";
 
   src = fetchurl {
     url = "https://archive.torproject.org/tor-package-archive/torbrowser/${version}/tor-browser-linux${if stdenv.is64bit then "64" else "32"}-${version}_en-US.tar.xz";
     sha256 = if stdenv.is64bit then
-      "0sjx2r7z7s3x1ygs9xak1phng13jcf4d5pcfyfrfsrd8kb1yn8xa" else
-      "0w9wk9hk57hyhhx7l4sr2x64ki9882fr6py2can1slr7kbb4mhpb";
+      "0k6v41j880fb4zdxk1v13kmizdaz5rwvi5lskdbdi68iml4p53gj" else
+      "04mqjmnxwa75yi8gmdwadkzrzikgxn08bkvr50zdm7id9fj4nkza";
   };
 
   desktopItem = makeDesktopItem {