diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 734db16..552a90c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -57,3 +57,13 @@ repos:
         language: system
         types: [ python ]
         require_serial: true
+
+  - repo: local
+    hooks:
+      - id: poetry-lock-check
+        name: poetry lock check
+        entry: poetry
+        language: system
+        files: no-files
+        args: ["lock", "--check"]
+        always_run: true
diff --git a/pyproject.toml b/pyproject.toml
index b566cfa..a2f370d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "sw-utils"
-version = "0.3.5"
+version = "0.3.6"
 description = "StakeWise Python utils"
 authors = ["StakeWise Labs <info@stakewise.io>"]
 license = "GPL-3.0-or-later"
diff --git a/sw_utils/ipfs.py b/sw_utils/ipfs.py
index 9b0487a..6d70d30 100644
--- a/sw_utils/ipfs.py
+++ b/sw_utils/ipfs.py
@@ -212,7 +212,7 @@ async def _upload(self, coros: list) -> str:
         ipfs_hashes: dict[str, int] = {}
         for value in result:
             if isinstance(value, BaseException):
-                logger.error(value)
+                logger.error(repr(value))
                 continue
 
             ipfs_hash = _strip_ipfs_prefix(value)
@@ -236,7 +236,7 @@ async def remove(self, ipfs_hash: str) -> None:
         )
         for value in result:
             if isinstance(value, BaseException):
-                logger.error(value)
+                logger.error(repr(value))
                 continue
         return None
 
@@ -262,7 +262,7 @@ async def fetch_bytes(self, ipfs_hash: str) -> bytes:
 
                 return self._ipfs_fetch_bytes(endpoint, ipfs_hash)
             except Exception as e:
-                logger.error(e)
+                logger.error(repr(e))
 
         raise IpfsException(f'Failed to fetch IPFS data at {ipfs_hash}')
 
@@ -293,7 +293,7 @@ async def fetch_json(self, ipfs_hash: str) -> dict | list:
 
                 return self._ipfs_fetch_json(endpoint, ipfs_hash)
             except Exception as e:
-                logger.error(e)
+                logger.error(repr(e))
 
         raise IpfsException(f'Failed to fetch IPFS data at {ipfs_hash}')