diff --git a/platform.json b/platform.json
index 6308aad..a6440dd 100644
--- a/platform.json
+++ b/platform.json
@@ -127,7 +127,7 @@
     },
     "tool-ltchiptool": {
       "type": "uploader",
-      "version": "https://github.com/libretuya/ltchiptool#v1.5.2",
+      "version": "https://github.com/libretuya/ltchiptool#v1.5.4",
       "note": "This is used only for C/C++ code from ltchiptool."
     },
     "tool-openocd": {
@@ -135,11 +135,6 @@
       "optional": true,
       "owner": "platformio",
       "version": "~2.1100.0"
-    },
-    "tool-bk7231tools": {
-      "type": "uploader",
-      "optional": true,
-      "version": "https://github.com/notkmhn/bk7231tools#1eea4c3"
     }
   }
 }
diff --git a/platform.py b/platform.py
index 1d07e58..e8a29b4 100644
--- a/platform.py
+++ b/platform.py
@@ -23,7 +23,7 @@ def check_ltchiptool():
     import ltchiptool
 
     importlib.reload(ltchiptool)
-    if Version(ltchiptool.get_version()) < Version("1.5.1"):
+    if Version(ltchiptool.get_version()) < Version("1.5.4"):
         raise ImportError("Version too old")
 
 
@@ -147,10 +147,6 @@ class LibretuyaPlatform(PlatformBase):
             (toolchain, version) = package_obj["toolchain"].split("@")
             self.packages[f"toolchain-{toolchain}"]["version"] = version
 
-        # require bk7231tools
-        if "beken-72xx" in framework:
-            self.packages["tool-bk7231tools"]["optional"] = False
-
         # mark framework SDK as required
         package_obj["optional"] = False