diff --git a/cli/pyproject.toml b/cli/pyproject.toml
index 44d27e3..b35bcce 100644
--- a/cli/pyproject.toml
+++ b/cli/pyproject.toml
@@ -62,7 +62,7 @@ dev = [
     "ruff>=0.15.18",
     "mypy>=2.1.0",
     "build>=1.2",
-    "testcontainers==4.14.2",
+    "testcontainers==4.15.0",
 ]
 
 [project.scripts]
@@ -137,5 +137,5 @@ dev = [
     "pytest-lsp>=1.0.1",
     "pytest-xdist>=3.0",
     "ruff>=0.15.18",
-    "testcontainers==4.14.2",
+    "testcontainers==4.15.0",
 ]