diff --git a/tools/build_config.py b/tools/build_config.py
index af82ae1..7da5529 100644
--- a/tools/build_config.py
+++ b/tools/build_config.py
@@ -32,10 +32,24 @@ class Config:
                 }
                 | {
                     key: [
-                        SetResponsesHeader("legacy"),
-                        AddParametersOnParameters(split=2),
+                        SetResponsesHeader(suffix="legacy"),
+                        AddParametersOnParameters(
+                            split=2,
+                            schemaType=None,
+                        ),
                     ]
-                    for key in ["v1.1-get", "v1.1-post", "v2.0-get", "v2.0-post"]
+                    for key in ["v1.1-get", "v2.0-get"]
+                }
+                | {
+                    key: [
+                        SetResponsesHeader(suffix="legacy"),
+                        AddParametersOnBody(
+                            split=2,
+                            schemaType=None,
+                            contentType="application/x-www-form-urlencoded",
+                        ),
+                    ]
+                    for key in ["v1.1-post", "v2.0-post"]
                 },
             },
             "dart": {
@@ -71,7 +85,7 @@ class Config:
                         AddSecuritySchemesOnHeader(split=-1),
                         AddParametersOnParameters(
                             split=2,
-                            schemaType="string",
+                            schemaType=None,
                         ),
                     ]
                     for key in ["v1.1-get", "v2.0-get"]
diff --git a/tools/hooks.py b/tools/hooks.py
index 7f91f6e..537cb59 100644
--- a/tools/hooks.py
+++ b/tools/hooks.py
@@ -129,22 +129,24 @@ class AddParametersOnParameters(RequestHookBase):
 
     def hook(self, path: str, value: dict):
         path, value = super().hook(path, value)
-        for key in self.PLACEHOLDER[self.path_name].keys():
-            example = json.dumps(self.PLACEHOLDER[self.path_name][key])
+        data = self.PLACEHOLDER[self.path_name]
+        for key in data.keys():
             if self.schemaType == "string":
+                example = json.dumps(data[key])
                 schema = {
                     "type": "string",
                     "default": example,
                     "example": example,
                 }
             elif self.schemaType == "object":
+                example = json.dumps(data[key])
                 schema = {
                     "type": "object",
                     "default": example,
                     "example": example,
                 }
             else:
-                schema = self.placeholder_to_yaml(example)
+                schema = self.placeholder_to_yaml(data[key])
             value["parameters"].append(
                 {
                     "name": key,
@@ -178,14 +180,14 @@ class AddParametersOnBody(RequestHookBase):
         data = self.PLACEHOLDER[self.path_name]
 
         if self.schemaType == "string":
-            example = json.dumps(self.PLACEHOLDER[self.path_name])
+            example = json.dumps(data)
             schema = {
                 "type": "string",
                 "default": example,
                 "example": example,
             }
         elif self.schemaType == "object":
-            example = json.dumps(self.PLACEHOLDER[self.path_name])
+            example = json.dumps(data)
             schema = {
                 "type": "object",
                 "default": example,