diff --git a/src/rust/iced-x86-py/docs/conf.py b/src/rust/iced-x86-py/docs/conf.py
index 82dee96c3..a26ef57ea 100644
--- a/src/rust/iced-x86-py/docs/conf.py
+++ b/src/rust/iced-x86-py/docs/conf.py
@@ -13,7 +13,7 @@
 import os
 import sys
 import sysconfig
-lib_dir = f"lib.{sysconfig.get_platform()}-{sys.version_info.major}.{sys.version_info.minor}"
+lib_dir = f"lib.{sysconfig.get_platform()}-cpython-{sys.version_info.major}{sys.version_info.minor}"
 sys.path.insert(0, os.path.abspath(os.path.join("..", "build", lib_dir)))