diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9278b2d5..31705920 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -34,11 +34,11 @@ repos:
         args: ["-m3", "-w 100", "--tc"]
         exclude: ^tests/
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: "v2.2.0" # Use the sha or tag you want to point at
+    rev: "v2.2.1" # Use the sha or tag you want to point at
     hooks:
       - id: prettier
   - repo: https://gitlab.com/pycqa/flake8
-    rev: "" # pick a git hash / tag to point to
+    rev: "3.8.4" # pick a git hash / tag to point to
     hooks:
       - id: flake8
         exclude: ^tests/