diff --git a/pyproject.toml b/pyproject.toml
index 18f7be0..fe6b6b7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,9 +41,9 @@ dependencies = [
 ]
 optional-dependencies.tests = [
     "coverage[toml]",
-    "pytest",
+    "pytest==7.*",
     "pytest-cov",
-    "pytest-asyncio",
+    "pytest-asyncio==0.21.0",
     "irc",
     "pyyaml",
 ]