diff --git a/pkgs/applications/altcoins/bitcoin.nix b/pkgs/applications/altcoins/bitcoin.nix
index ce0a31dfe68b..b1d84f91251e 100644
--- a/pkgs/applications/altcoins/bitcoin.nix
+++ b/pkgs/applications/altcoins/bitcoin.nix
@@ -5,13 +5,13 @@
 with stdenv.lib;
 stdenv.mkDerivation rec{
   name = "bitcoin" + (toString (optional (!withGui) "d")) + "-" + version;
-  version = "0.18.0";
+  version = "0.18.1";
 
   src = fetchurl {
     urls = [ "https://bitcoincore.org/bin/bitcoin-core-${version}/bitcoin-${version}.tar.gz"
              "https://bitcoin.org/bin/bitcoin-core-${version}/bitcoin-${version}.tar.gz"
            ];
-    sha256 = "5e4e6890e07b620a93fdb24605dae2bb53e8435b2a93d37558e1db1913df405f";
+    sha256 = "5c7d93f15579e37aa2d1dc79e8f5ac675f59045fceddf604ae0f1550eb03bf96";
   };
 
   nativeBuildInputs =