diff --git a/crates/fbuild-config/assets/boards/json/ch32v003f4p6_evt_r0.json b/crates/fbuild-config/assets/boards/json/ch32v003f4p6_evt_r0.json
index 87eeb87b..f5310de3 100644
--- a/crates/fbuild-config/assets/boards/json/ch32v003f4p6_evt_r0.json
+++ b/crates/fbuild-config/assets/boards/json/ch32v003f4p6_evt_r0.json
@@ -38,7 +38,6 @@
     "protocols": [
       "wch-link",
       "minichlink",
-      "isp",
       "wlink"
     ]
   },
diff --git a/crates/fbuild-config/assets/boards/json/genericCH32V003A4M6.json b/crates/fbuild-config/assets/boards/json/genericCH32V003A4M6.json
index 868e86ee..f842321b 100644
--- a/crates/fbuild-config/assets/boards/json/genericCH32V003A4M6.json
+++ b/crates/fbuild-config/assets/boards/json/genericCH32V003A4M6.json
@@ -31,7 +31,7 @@
   "rom": 16384,
   "upload": {
     "protocol": "wch-link",
-    "protocols": ["wch-link", "minichlink", "isp", "wlink"]
+    "protocols": ["wch-link", "minichlink", "wlink"]
   },
   "url": "http://www.wch-ic.com/products/CH32V003.html",
   "vendor": "W.CH"
diff --git a/crates/fbuild-config/assets/boards/json/genericCH32V003F4P6.json b/crates/fbuild-config/assets/boards/json/genericCH32V003F4P6.json
index 1c2326ea..150c2a3a 100644
--- a/crates/fbuild-config/assets/boards/json/genericCH32V003F4P6.json
+++ b/crates/fbuild-config/assets/boards/json/genericCH32V003F4P6.json
@@ -31,7 +31,7 @@
   "rom": 16384,
   "upload": {
     "protocol": "wch-link",
-    "protocols": ["wch-link", "minichlink", "isp", "wlink"]
+    "protocols": ["wch-link", "minichlink", "wlink"]
   },
   "url": "http://www.wch-ic.com/products/CH32V003.html",
   "vendor": "W.CH"
diff --git a/crates/fbuild-config/assets/boards/json/genericCH32V003F4U6.json b/crates/fbuild-config/assets/boards/json/genericCH32V003F4U6.json
index 892aa5ce..68343c5a 100644
--- a/crates/fbuild-config/assets/boards/json/genericCH32V003F4U6.json
+++ b/crates/fbuild-config/assets/boards/json/genericCH32V003F4U6.json
@@ -31,7 +31,7 @@
   "rom": 16384,
   "upload": {
     "protocol": "wch-link",
-    "protocols": ["wch-link", "minichlink", "isp", "wlink"]
+    "protocols": ["wch-link", "minichlink", "wlink"]
   },
   "url": "http://www.wch-ic.com/products/CH32V003.html",
   "vendor": "W.CH"
diff --git a/crates/fbuild-config/assets/boards/json/genericCH32V003J4M6.json b/crates/fbuild-config/assets/boards/json/genericCH32V003J4M6.json
index f108eadb..4a3cbe30 100644
--- a/crates/fbuild-config/assets/boards/json/genericCH32V003J4M6.json
+++ b/crates/fbuild-config/assets/boards/json/genericCH32V003J4M6.json
@@ -31,7 +31,7 @@
   "rom": 16384,
   "upload": {
     "protocol": "wch-link",
-    "protocols": ["wch-link", "minichlink", "isp", "wlink"]
+    "protocols": ["wch-link", "minichlink", "wlink"]
   },
   "url": "http://www.wch-ic.com/products/CH32V003.html",
   "vendor": "W.CH"
diff --git a/crates/fbuild-config/assets/boards/json/genericCH32V006K8U6.json b/crates/fbuild-config/assets/boards/json/genericCH32V006K8U6.json
index 2ae1140c..d353ac74 100644
--- a/crates/fbuild-config/assets/boards/json/genericCH32V006K8U6.json
+++ b/crates/fbuild-config/assets/boards/json/genericCH32V006K8U6.json
@@ -31,7 +31,7 @@
   "rom": 63488,
   "upload": {
     "protocol": "wch-link",
-    "protocols": ["wch-link", "minichlink", "isp", "wlink"]
+    "protocols": ["wch-link", "minichlink", "wlink"]
   },
   "url": "http://www.wch-ic.com/products/CH32V006.html",
   "vendor": "W.CH"