diff --git a/conf.py b/conf.py
index 03d100f121..ada3eb9fce 100644
--- a/conf.py
+++ b/conf.py
@@ -116,6 +116,7 @@ exclude_patterns = ["**/build*",
                     "ports/nrf/drivers",
                     "ports/nrf/hal",
                     "ports/nrf/modules",
+                    "ports/nrf/nrfx",
                     "ports/pic16bit",
                     "ports/qemu-arm",
                     "ports/stm32",