diff --git a/setup.cfg b/setup.cfg
index 4264473..82ffa6e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -27,8 +27,8 @@ classifiers =
 packages = find_namespace:
 python_requires = >=3.6
 install_requires =
-    cocotb
-    cocotbext-axi
+    cocotb >= 1.6.0
+    cocotbext-axi >= 0.1.16
 
 [options.extras_require]
 test =