diff --git a/poetry.lock b/poetry.lock
index c036615..dc59104 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -61,4 +61,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.9"
-content-hash = "b16441fec9aca53789eef316b562788d9adc35fe1c08c6aeb69c89674d5e3812"
+content-hash = "f30e27c1674026cb427c0e10eedf59074efaa800d27edc4bd2d1c3cb19959f0c"
diff --git a/pyproject.toml b/pyproject.toml
index 2d91848..2332626 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ packages = [
 
 [tool.poetry.dependencies]
 python = ">=3.9"
-cstruct = "^5.2"
+cstruct = ">=5.2"
 click = "^8.1.3"
 lzallright = "^0.2.1"