diff --git a/pkgs/applications/blockchains/bitcoin/default.nix b/pkgs/applications/blockchains/bitcoin/default.nix
index b79e33beca2b..01ff36eae23a 100644
--- a/pkgs/applications/blockchains/bitcoin/default.nix
+++ b/pkgs/applications/blockchains/bitcoin/default.nix
@@ -12,10 +12,10 @@
   libevent,
   zeromq,
   zlib,
-  db48,
   sqlite,
   qrencode,
   libsystemtap,
+  capnproto,
   qtbase ? null,
   qttools ? null,
   python3,
@@ -45,14 +45,14 @@ let
 in
 stdenv.mkDerivation (finalAttrs: {
   pname = if withGui then "bitcoin" else "bitcoind";
-  version = "29.1";
+  version = "30.0";
 
   src = fetchurl {
     urls = [
       "https://bitcoincore.org/bin/bitcoin-core-${finalAttrs.version}/bitcoin-${finalAttrs.version}.tar.gz"
     ];
     # hash retrieved from signed SHA256SUMS
-    sha256 = "067f624ae273b0d85a1554ffd7c098923351a647204e67034df6cc1dfacfa06b";
+    sha256 = "9b472a4d51dfed9aa9d0ded2cb8c7bcb9267f8439a23a98f36eb509c1a5e6974";
   };
 
   nativeBuildInputs = [
@@ -71,11 +71,10 @@ stdenv.mkDerivation (finalAttrs: {
     libevent
     zeromq
     zlib
+    capnproto
   ]
   ++ lib.optionals enableTracing [ libsystemtap ]
   ++ lib.optionals withWallet [ sqlite ]
-  # building with db48 (for legacy descriptor wallet support) is broken on Darwin
-  ++ lib.optionals (withWallet && !stdenv.hostPlatform.isDarwin) [ db48 ]
   ++ lib.optionals withGui [
     qrencode
     qtbase
@@ -93,12 +92,12 @@ stdenv.mkDerivation (finalAttrs: {
 
       checksums = fetchurl {
         url = "https://bitcoincore.org/bin/bitcoin-core-${finalAttrs.version}/SHA256SUMS";
-        hash = "sha256-teQ02vm875Isks9sBC2HV3Zo78W+UkXGH9zgyNhOnQs=";
+        hash = "sha256-v/b1wTOreKifpWkIrUEJsGaSo7LFs4pn7YgBN88dO9o=";
       };
 
       signatures = fetchurl {
         url = "https://bitcoincore.org/bin/bitcoin-core-${finalAttrs.version}/SHA256SUMS.asc";
-        hash = "sha256-hyk57QyGJnrjuuGRmvfOhVAx9Nru93e8bfah5fSVcmg=";
+        hash = "sha256-MK37HyHAqp/vWLjKm/3HF0LkTXtKQwqz6cL4hY2YUPU=";
       };
 
       verifyBuilderKeys =
@@ -151,8 +150,6 @@ stdenv.mkDerivation (finalAttrs: {
   cmakeFlags = [
     (lib.cmakeBool "BUILD_BENCH" false)
     (lib.cmakeBool "WITH_ZMQ" true)
-    # building with db48 (for legacy wallet support) is broken on Darwin
-    (lib.cmakeBool "WITH_BDB" (withWallet && !stdenv.hostPlatform.isDarwin))
     (lib.cmakeBool "WITH_USDT" enableTracing)
   ]
   ++ lib.optionals (!finalAttrs.doCheck) [
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1e4951cd2d36..83f4de8f01d8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13135,7 +13135,7 @@ with pkgs;
     withGui = false;
   };
 
-  bitcoin = libsForQt5.callPackage ../applications/blockchains/bitcoin {
+  bitcoin = qt6Packages.callPackage ../applications/blockchains/bitcoin {
     withGui = true;
     inherit (darwin) autoSignDarwinBinariesHook;
   };