diff --git a/postgrest/_async/request_builder.py b/postgrest/_async/request_builder.py
index 6349ce91..13df7715 100644
--- a/postgrest/_async/request_builder.py
+++ b/postgrest/_async/request_builder.py
@@ -71,14 +71,14 @@ async def execute(self) -> APIResponse[_ReturnT]:
                     if self.headers.get(
                         "Accept"
                     ) and "application/vnd.pgrst.plan" in self.headers.get("Accept"):
-                        if not "+json" in self.headers.get("Accept"):
+                        if "+json" not in self.headers.get("Accept"):
                             return body
                 return APIResponse[_ReturnT].from_http_request_response(r)
             else:
                 raise APIError(r.json())
         except ValidationError as e:
             raise APIError(r.json()) from e
-        except JSONDecodeError as e:
+        except JSONDecodeError:
             raise APIError(generate_default_error_message(r))
 
 
@@ -127,7 +127,7 @@ async def execute(self) -> SingleAPIResponse[_ReturnT]:
                 raise APIError(r.json())
         except ValidationError as e:
             raise APIError(r.json()) from e
-        except JSONDecodeError as e:
+        except JSONDecodeError:
             raise APIError(generate_default_error_message(r))
 
 
diff --git a/postgrest/_sync/request_builder.py b/postgrest/_sync/request_builder.py
index fccff0c4..f713e7d2 100644
--- a/postgrest/_sync/request_builder.py
+++ b/postgrest/_sync/request_builder.py
@@ -71,14 +71,14 @@ def execute(self) -> APIResponse[_ReturnT]:
                     if self.headers.get(
                         "Accept"
                     ) and "application/vnd.pgrst.plan" in self.headers.get("Accept"):
-                        if not "+json" in self.headers.get("Accept"):
+                        if "+json" not in self.headers.get("Accept"):
                             return body
                 return APIResponse[_ReturnT].from_http_request_response(r)
             else:
                 raise APIError(r.json())
         except ValidationError as e:
             raise APIError(r.json()) from e
-        except JSONDecodeError as e:
+        except JSONDecodeError:
             raise APIError(generate_default_error_message(r))
 
 
@@ -127,7 +127,7 @@ def execute(self) -> SingleAPIResponse[_ReturnT]:
                 raise APIError(r.json())
         except ValidationError as e:
             raise APIError(r.json()) from e
-        except JSONDecodeError as e:
+        except JSONDecodeError:
             raise APIError(generate_default_error_message(r))
 
 
diff --git a/postgrest/base_request_builder.py b/postgrest/base_request_builder.py
index 3f6b0ff4..8ee7b20f 100644
--- a/postgrest/base_request_builder.py
+++ b/postgrest/base_request_builder.py
@@ -196,7 +196,7 @@ def from_http_request_response(
     ) -> Self:
         try:
             data = request_response.json()
-        except JSONDecodeError as e:
+        except JSONDecodeError:
             return cls(data=[], count=0)
         count = cls._get_count_from_http_request_response(request_response)
         # the type-ignore here is as pydantic needs us to pass the type parameter