diff --git a/pkgs/applications/blockchains/btcdeb/default.nix b/pkgs/applications/blockchains/btcdeb/default.nix
index 9a8db94401c..39d2197626a 100644
--- a/pkgs/applications/blockchains/btcdeb/default.nix
+++ b/pkgs/applications/blockchains/btcdeb/default.nix
@@ -7,14 +7,14 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  pname = "btcdeb";
-  version = "0.2.19";
+  pname = "btcdeb-unstable";
+  version = "200806";
 
   src = fetchFromGitHub {
-    owner = "kallewoof";
-    repo = pname;
-    rev = "fb2dace4cd115dc9529a81515cee855b8ce94784";
-    sha256 = "0l0niamcjxmgyvc6w0wiygfgwsjam3ypv8mvjglgsj50gyv1vnb3";
+    owner = "bitcoin-core";
+    repo = "btcdeb";
+    rev = "f6708c397c64894c9f9e31bea2d22285d9462de7";
+    sha256 = "0qkmf89z2n7s95vhw3n9vh9dbi14zy4vqw3ffdh1w911jwm5ry3z";
   };
 
   nativeBuildInputs = [ pkgconfig autoreconfHook ];