diff --git a/corne-chocolate/doc/buildguide_en.md b/corne-chocolate/doc/buildguide_en.md
index 6cb3eab693..6cebb5d5c7 100644
--- a/corne-chocolate/doc/buildguide_en.md
+++ b/corne-chocolate/doc/buildguide_en.md
@@ -38,7 +38,7 @@ This is the build guide for Corne Chocolate.
 
 ## Preparation
 If you build the firmware yourself, it will take some time to set up the environment, so it's best to start at the beginning. \
-For more information, please see https://github.com/foostan/crkbd/blob/master/doc/firmware_jp.md.
+For more information, please see https://github.com/foostan/crkbd/blob/master/doc/firmware_en.md.
 
 ## Building
 
@@ -253,7 +253,7 @@ because it looks better.
 
 ## Firmware
 See below to flash the firmware to the ProMicro. \
-https://github.com/foostan/crkbd/blob/master/doc/firmware_jp.md
+https://github.com/foostan/crkbd/blob/master/doc/firmware_en.md
 
 This is the end.
 
diff --git a/corne-classic/doc/buildguide_en.md b/corne-classic/doc/buildguide_en.md
index 576373703c..150426d720 100644
--- a/corne-classic/doc/buildguide_en.md
+++ b/corne-classic/doc/buildguide_en.md
@@ -31,7 +31,7 @@
 
 ## Preparation
 If you build the firmware yourself, it will take some time to set up the environment, so it's best to start at the beginning. \
-For more information, please see https://github.com/foostan/crkbd/blob/master/doc/firmware_jp.md.
+For more information, please see https://github.com/foostan/crkbd/blob/master/doc/firmware_en.md.
 
 ## Soldering
 
@@ -198,7 +198,7 @@ Lastly install keycaps.
 
 ## Firmware
 See below to flash the firmware to the ProMicro. \
-https://github.com/foostan/crkbd/blob/master/doc/firmware_jp.md
+https://github.com/foostan/crkbd/blob/master/doc/firmware_en.md
 
 ### Turning LEDS on
 To turn the LEDs on, you have to edit the `rules.mk` file. If you use the default layout, it can be found here `keyboards/crkbd/keymaps/default/rules.mk`. Add the following line to the top of the file: