diff --git a/pkgs/development/libraries/libssh/default.nix b/pkgs/development/libraries/libssh/default.nix
index c2b812744c9..0a06452d5d8 100644
--- a/pkgs/development/libraries/libssh/default.nix
+++ b/pkgs/development/libraries/libssh/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, zlib, libgcrypt }:
 
 stdenv.mkDerivation rec {
-  name = "libssh-0.5.3";
+  name = "libssh-0.5.5";
 
   src = fetchurl {
-    url = "https://red.libssh.org/attachments/download/38/${name}.tar.gz";
-    sha256 = "1w6s217vjq0w3v5i0c5ql6m0ki1yz05g9snah3azxfkl9k4schpd";
+    url = "https://red.libssh.org/attachments/download/51/${name}.tar.gz";
+    sha256 = "17cfdff4hc0ijzrr15biq29fiabafz0bw621zlkbwbc1zh2hzpy0";
   };
 
   buildInputs = [ zlib libgcrypt ];