diff --git a/pkgs/development/libraries/libgcrypt/default.nix b/pkgs/development/libraries/libgcrypt/default.nix
index 6c6d73740f20..081b67b16639 100644
--- a/pkgs/development/libraries/libgcrypt/default.nix
+++ b/pkgs/development/libraries/libgcrypt/default.nix
@@ -6,11 +6,11 @@ assert enableCapabilities -> stdenv.isLinux;
 
 stdenv.mkDerivation rec {
   pname = "libgcrypt";
-  version = "1.8.7";
+  version = "1.9.1";
 
   src = fetchurl {
     url = "mirror://gnupg/libgcrypt/${pname}-${version}.tar.bz2";
-    sha256 = "0j27jxhjay78by940d64778nxwbysxynv5mq6iq1nmlrh810zdq3";
+    sha256 = "1nb50bgzp83q6r5cz4v40y1mcbhpqwqyxlay87xp1lrbkf5pm9n5";
   };
 
   outputs = [ "out" "dev" "info" ];