diff --git a/pkgs/applications/blockchains/bitcoin-knots.nix b/pkgs/applications/blockchains/bitcoin-knots.nix
new file mode 100644
index 000000000000..384ac880fe14
--- /dev/null
+++ b/pkgs/applications/blockchains/bitcoin-knots.nix
@@ -0,0 +1,41 @@
+{ stdenv
+, fetchFromGitHub
+, pkgconfig
+, autoreconfHook
+, db5
+, openssl
+, boost
+, zlib
+, miniupnpc
+, libevent
+, protobuf
+, utillinux
+}:
+
+stdenv.mkDerivation rec {
+  pname = "bitcoind-knots";
+  version = "0.20.0";
+  versionDate = "20200614";
+
+  src = fetchFromGitHub {
+    owner = "bitcoinknots";
+    repo = "bitcoin";
+    rev = "v${version}.knots${versionDate}";
+    sha256 = "0c8k1154kcwz6q2803wx0zigvqaij1fi5akgfqlj3yl57jjw48jj";
+  };
+
+  nativeBuildInputs = [ pkgconfig autoreconfHook ];
+  buildInputs = [ openssl db5 openssl utillinux
+                  protobuf boost zlib miniupnpc libevent ];
+
+  configureFlags = [ "--with-incompatible-bdb"
+                     "--with-boost-libdir=${boost.out}/lib" ];
+
+  meta = with stdenv.lib; {
+    description = "An enhanced Bitcoin node software";
+    homepage = "https://bitcoinknots.org/";
+    license = licenses.mit;
+    maintainers = [ maintainers.mmahut ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c4a2e72fe4fb..c394051a7f1d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -23409,6 +23409,9 @@ in
 
   bitcoin  = libsForQt5.callPackage ../applications/blockchains/bitcoin.nix { miniupnpc = miniupnpc_2; withGui = true; };
   bitcoind = callPackage ../applications/blockchains/bitcoin.nix { miniupnpc = miniupnpc_2; withGui = false; };
+
+  bitcoind-knots = callPackage ../applications/blockchains/bitcoin-knots.nix { miniupnpc = miniupnpc_2; };
+
   clightning = callPackage ../applications/blockchains/clightning.nix { };
 
   bitcoin-abc  = libsForQt5.callPackage ../applications/blockchains/bitcoin-abc.nix { boost = boost165; withGui = true; };