diff --git a/aws_lambda_powertools/event_handler/api_gateway.py b/aws_lambda_powertools/event_handler/api_gateway.py
index a44d85455fe..78993f92c5e 100644
--- a/aws_lambda_powertools/event_handler/api_gateway.py
+++ b/aws_lambda_powertools/event_handler/api_gateway.py
@@ -501,7 +501,9 @@ def register_resolver(func: Callable):
                 self._routes.append(Route(item, self._compile_regex(rule), func, cors_enabled, compress, cache_control))
                 route_key = item + rule
                 if route_key in self._route_keys:
-                    warnings.warn(f"A route like this was already registered. method: '{item}' rule: '{rule}'")
+                    warnings.warn(
+                        f"A route like this was already registered. method: '{item}' rule: '{rule}'", stacklevel=2
+                    )
                 self._route_keys.append(route_key)
                 if cors_enabled:
                     logger.debug(f"Registering method {item.upper()} to Allow Methods in CORS")
@@ -526,7 +528,9 @@ def resolve(self, event, context) -> Dict[str, Any]:
         """
         if isinstance(event, BaseProxyEvent):
             warnings.warn(
-                "You don't need to serialize event to Event Source Data Class when using Event Handler; see issue #1152"
+                "You don't need to serialize event to Event Source Data Class when using Event Handler; "
+                "see issue #1152",
+                stacklevel=2,
             )
             event = event.raw_event
 
diff --git a/aws_lambda_powertools/metrics/base.py b/aws_lambda_powertools/metrics/base.py
index 67dcb47c282..89a6dc6f4cd 100644
--- a/aws_lambda_powertools/metrics/base.py
+++ b/aws_lambda_powertools/metrics/base.py
@@ -391,7 +391,7 @@ def decorate(event, context):
                     self._add_cold_start_metric(context=context)
             finally:
                 if not raise_on_empty_metrics and not self.metric_set:
-                    warnings.warn("No metrics to publish, skipping")
+                    warnings.warn("No metrics to publish, skipping", stacklevel=2)
                 else:
                     metrics = self.serialize_metric_set()
                     self.clear_metrics()
diff --git a/aws_lambda_powertools/shared/functions.py b/aws_lambda_powertools/shared/functions.py
index b1c53d989bb..86ba74d5e78 100644
--- a/aws_lambda_powertools/shared/functions.py
+++ b/aws_lambda_powertools/shared/functions.py
@@ -106,7 +106,9 @@ def bytes_to_string(value: bytes) -> str:
 def powertools_dev_is_set() -> bool:
     is_on = strtobool(os.getenv(constants.POWERTOOLS_DEV_ENV, "0"))
     if is_on:
-        warnings.warn("POWERTOOLS_DEV environment variable is enabled. Increasing verbosity across utilities.")
+        warnings.warn(
+            "POWERTOOLS_DEV environment variable is enabled. Increasing verbosity across utilities.", stacklevel=2
+        )
         return True
 
     return False
@@ -115,7 +117,7 @@ def powertools_dev_is_set() -> bool:
 def powertools_debug_is_set() -> bool:
     is_on = strtobool(os.getenv(constants.POWERTOOLS_DEBUG_ENV, "0"))
     if is_on:
-        warnings.warn("POWERTOOLS_DEBUG environment variable is enabled. Setting logging level to DEBUG.")
+        warnings.warn("POWERTOOLS_DEBUG environment variable is enabled. Setting logging level to DEBUG.", stacklevel=2)
         return True
 
     return False
diff --git a/aws_lambda_powertools/shared/headers_serializer.py b/aws_lambda_powertools/shared/headers_serializer.py
index b4e9f7c7c5f..aa38157e26f 100644
--- a/aws_lambda_powertools/shared/headers_serializer.py
+++ b/aws_lambda_powertools/shared/headers_serializer.py
@@ -97,7 +97,8 @@ def serialize(self, headers: Dict[str, Union[str, List[str]]], cookies: List[Coo
             if len(cookies) > 1:
                 warnings.warn(
                     "Can't encode more than one cookie in the response. Sending the last cookie only. "
-                    "Did you enable multiValueHeaders on the ALB Target Group?"
+                    "Did you enable multiValueHeaders on the ALB Target Group?",
+                    stacklevel=2,
                 )
 
             # We can only send one cookie, send the last one
@@ -114,7 +115,8 @@ def serialize(self, headers: Dict[str, Union[str, List[str]]], cookies: List[Coo
                 if len(values) > 1:
                     warnings.warn(
                         f"Can't encode more than one header value for the same key ('{key}') in the response. "
-                        "Did you enable multiValueHeaders on the ALB Target Group?"
+                        "Did you enable multiValueHeaders on the ALB Target Group?",
+                        stacklevel=2,
                     )
 
                 # We can only set one header per key, send the last one
diff --git a/aws_lambda_powertools/utilities/idempotency/persistence/base.py b/aws_lambda_powertools/utilities/idempotency/persistence/base.py
index b3504dfeacd..28b284b8e5e 100644
--- a/aws_lambda_powertools/utilities/idempotency/persistence/base.py
+++ b/aws_lambda_powertools/utilities/idempotency/persistence/base.py
@@ -182,7 +182,7 @@ def _get_hashed_idempotency_key(self, data: Dict[str, Any]) -> str:
         if self.is_missing_idempotency_key(data=data):
             if self.raise_on_no_idempotency_key:
                 raise IdempotencyKeyError("No data found to create a hashed idempotency_key")
-            warnings.warn(f"No value found for idempotency_key. jmespath: {self.event_key_jmespath}")
+            warnings.warn(f"No value found for idempotency_key. jmespath: {self.event_key_jmespath}", stacklevel=2)
 
         generated_hash = self._generate_hash(data=data)
         return f"{self.function_name}#{generated_hash}"
@@ -359,7 +359,8 @@ def save_inprogress(self, data: Dict[str, Any], remaining_time_in_millis: Option
         else:
             warnings.warn(
                 "Couldn't determine the remaining time left. "
-                "Did you call register_lambda_context on IdempotencyConfig?"
+                "Did you call register_lambda_context on IdempotencyConfig?",
+                stacklevel=2,
             )
 
         logger.debug(f"Saving in progress record for idempotency key: {data_record.idempotency_key}")
diff --git a/poetry.lock b/poetry.lock
index e686e1d7f70..7d43f8a88ad 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -753,14 +753,14 @@ develop = ["build", "twine"]
 
 [[package]]
 name = "flake8-bugbear"
-version = "23.1.20"
+version = "23.2.13"
 description = "A plugin for flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle."
 category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "flake8-bugbear-23.1.20.tar.gz", hash = "sha256:55902ab5a48c5ea53d8689ecd146eda548e72f2724192b9c1d68f6d975d13c06"},
-    {file = "flake8_bugbear-23.1.20-py3-none-any.whl", hash = "sha256:04a115e5f9c8e87c38bdbbcdf9f58223ffe05469c07c9a7bd8633330bc4d078b"},
+    {file = "flake8-bugbear-23.2.13.tar.gz", hash = "sha256:39259814a83f33c8409417ee12dd4050c9c0bb4c8707c12fc18ae62b2f3ddee1"},
+    {file = "flake8_bugbear-23.2.13-py3-none-any.whl", hash = "sha256:f136bd0ca2684f101168bba2310dec541e11aa6b252260c17dcf58d18069a740"},
 ]
 
 [package.dependencies]
@@ -2958,4 +2958,4 @@ validation = ["fastjsonschema"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7.4"
-content-hash = "172e08f2bd15c4a14f0306ca84c572f05428bfcf6fca3be1afe9661a03e741c1"
+content-hash = "d7bd130d558ccec284759b584fc12514b263b496fe07bfdadea4310976a577c0"
diff --git a/pyproject.toml b/pyproject.toml
index abc316f1461..575b880862b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ bandit = "^1.7.1"
 radon = "^5.1.0"
 xenon = "^0.9.0"
 flake8-eradicate = "^1.2.1"
-flake8-bugbear = "^23.1.20"
+flake8-bugbear = "^23.2.13"
 mkdocs-git-revision-date-plugin = "^0.3.2"
 mike = "^1.1.2"
 retry = "^0.9.2"