diff --git a/requirements-mypy.txt b/requirements-mypy.txt
index a7b6bb9..ed46f7a 100644
--- a/requirements-mypy.txt
+++ b/requirements-mypy.txt
@@ -1,3 +1,3 @@
 mypy==1.10.0
 django-stubs==5.0.2
-pytest==7.4.3
+pytest
diff --git a/requirements-test.txt b/requirements-test.txt
index ee53835..337a246 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,4 +1,5 @@
-pytest==7.4.3
-pytest-django==4.5.2
-psycopg2-binary==2.9.9
+pytest
+pytest-django
+psycopg2-binary
+psycopg
 pytest-cov==4.1.0
diff --git a/tox.ini b/tox.ini
index dc53a96..db1bbbf 100644
--- a/tox.ini
+++ b/tox.ini
@@ -23,7 +23,7 @@ python =
 
 [testenv]
 deps =
-    time-machine==2.4.1
+    time-machine
     -rrequirements-test.txt
     dj32: Django==3.2.*
     dj40: Django==4.0.*