diff --git a/docs/open_source_hardware/arduino_programmable_controller/Programmable controller.md b/docs/open_source_hardware/arduino_programmable_controller/Programmable_controller.md
similarity index 100%
rename from docs/open_source_hardware/arduino_programmable_controller/Programmable controller.md
rename to docs/open_source_hardware/arduino_programmable_controller/Programmable_controller.md
diff --git a/mkdocs.yml b/mkdocs.yml
index 9dd3b6b..aa26b5e 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -148,7 +148,7 @@ nav:
       - maker-uno: open_source_hardware/maker-uno/README_ZH.md
       - rf-nano: open_source_hardware/rf-nano_v3_0.md
       - MotorDriverBoard: open_source_hardware/MotorDriverBoard.md
-      - arduino_programmable_controller: open_source_hardware/arduino_programmable_controller/Programmable controller.md
+      - arduino_programmable_controller: open_source_hardware/arduino_programmable_controller/Programmable_controller.md
   - 软件:
       - MagicBlock: open_source_software/magicblock.md
       - EmakefunApp: open_source_software/EmakefunApp.md