diff --git a/hacks/orangepi5plus/uboot/default.nix b/hacks/orangepi5plus/uboot/default.nix
index 5c128ca..6f9554e 100644
--- a/hacks/orangepi5plus/uboot/default.nix
+++ b/hacks/orangepi5plus/uboot/default.nix
@@ -1,7 +1,7 @@
 {
   fetchFromGitLab,
   fetchFromGitHub,
-  buildArmTrustedFirmware,
+  #buildArmTrustedFirmware,
   buildUBoot,
 }: let
   rkbin = fetchFromGitHub {
@@ -10,23 +10,22 @@
     rev = "a2a0b89b6c8c612dca5ed9ed8a68db8a07f68bc0";
     hash = "sha256-U/jeUsV7bhqMw3BljmO6SI07NCDAd/+sEp3dZnyXeeA=";
   };
-
-  tfa =
-    (buildArmTrustedFirmware rec {
-      extraMakeFlags = ["bl31"];
-      platform = "rk3588";
-      extraMeta.platforms = ["aarch64-linux"];
-      filesToInstall = ["build/${platform}/release/bl31/bl31.elf"];
-    })
-    .overrideAttrs (_: {
-      src = fetchFromGitLab {
-        domain = "gitlab.collabora.com";
-        owner = "hardware-enablement";
-        repo = "rockchip-3588/trusted-firmware-a";
-        rev = "002d8e85ce5f4f06ebc2c2c52b4923a514bfa701";
-        hash = "sha256-1XOG7ILIgWa3uXUmAh9WTfSGLD/76OsmWrUhIxm/zTg=";
-      };
-    });
+  #tfa =
+  #  (buildArmTrustedFirmware rec {
+  #    extraMakeFlags = ["bl31"];
+  #    platform = "rk3588";
+  #    extraMeta.platforms = ["aarch64-linux"];
+  #    filesToInstall = ["build/${platform}/release/bl31/bl31.elf"];
+  #  })
+  #  .overrideAttrs (_: {
+  #    src = fetchFromGitLab {
+  #      domain = "gitlab.collabora.com";
+  #      owner = "hardware-enablement";
+  #      repo = "rockchip-3588/trusted-firmware-a";
+  #      rev = "002d8e85ce5f4f06ebc2c2c52b4923a514bfa701";
+  #      hash = "sha256-1XOG7ILIgWa3uXUmAh9WTfSGLD/76OsmWrUhIxm/zTg=";
+  #    };
+  #  });
 in
   buildUBoot rec {
     version = "v2024.04-rc3-52-g773cb2bca7";
@@ -43,7 +42,7 @@ in
     patches = [];
 
     ROCKCHIP_TPL = "${rkbin}/bin/rk35/rk3588_ddr_lp4_2112MHz_lp5_2400MHz_v1.16.bin";
-    BL31 = "${tfa}/bl31.elf";
+    BL31 = "${rkbin}/bin/rk35/rk3588_bl31_v1.45.elf";
 
     # FIXME: seems to not like nixpkgs dtc for some reason
     extraMakeFlags = ["DTC=./scripts/dtc/dtc"];