diff --git a/pyproject.toml b/pyproject.toml
index 9b783789d..eb626ac81 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -290,6 +290,7 @@ extend-ignore = [
   "RUF010",  # Use explicit conversion flag
   "RUF012",  # mutable-class-default
   "RUF022",  # unsorted-dunder-all
+  "RUF005",  # list concatenation
 ]
 
 [tool.ruff.lint.mccabe]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7a2ff1256..f55f51937 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -6,7 +6,7 @@
 -r requirements-freqai-rl.txt
 -r docs/requirements-docs.txt
 
-ruff==0.11.13
+ruff==0.12.0
 mypy==1.16.1
 pre-commit==4.2.0
 pytest==8.4.1