diff --git a/poetry.lock b/poetry.lock
index 803c4459..0441d432 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.5 and should not be changed by hand.
 
 [[package]]
 name = "aiohappyeyeballs"
@@ -2076,17 +2076,18 @@ requests = ">=2.11"
 
 [[package]]
 name = "isort"
-version = "5.13.2"
+version = "6.0.0"
 description = "A Python utility / library to sort Python imports."
 optional = false
-python-versions = ">=3.8.0"
+python-versions = ">=3.9.0"
 files = [
-    {file = "isort-5.13.2-py3-none-any.whl", hash = "sha256:8ca5e72a8d85860d5a3fa69b8745237f2939afe12dbf656afbcb47fe72d947a6"},
-    {file = "isort-5.13.2.tar.gz", hash = "sha256:48fdfcb9face5d58a4f6dde2e72a1fb8dcaf8ab26f95ab49fab84c2ddefb0109"},
+    {file = "isort-6.0.0-py3-none-any.whl", hash = "sha256:567954102bb47bb12e0fae62606570faacddd441e45683968c8d1734fb1af892"},
+    {file = "isort-6.0.0.tar.gz", hash = "sha256:75d9d8a1438a9432a7d7b54f2d3b45cad9a4a0fdba43617d9873379704a8bdf1"},
 ]
 
 [package.extras]
-colors = ["colorama (>=0.4.6)"]
+colors = ["colorama"]
+plugins = ["setuptools"]
 
 [[package]]
 name = "itsdangerous"
@@ -5141,4 +5142,4 @@ all = ["isort", "open-aea", "open-aea-ledger-cosmos", "open-aea-ledger-ethereum"
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.10,<3.12"
-content-hash = "cad10901bcf73748ba6f13a826812aac955564504b41359d425173c67862e6e4"
+content-hash = "86dbd51addbd8c7d9be334b2fc729e7b87d09f60caccd6c238bd1a29ab58d5df"
diff --git a/pyproject.toml b/pyproject.toml
index 711851ba..b7204131 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ requests = ">=2.28.1,<3"
 ruff = "^0.5.7"
 pydoclint = {extras = ["all"], version = "^0.6.0"}
 pydantic = "^2.8.2"
-isort = "^5.13.2"
+isort = ">=5.13.2,<7.0.0"
 openapi-spec-validator = "0.2.8"
 disutils = "^1.4.32.post2"
 setuptools = "^75.8.0"