diff --git a/keyboards/bt66tech/bt66tech60/info.json b/keyboards/bt66tech/bt66tech60/keyboard.json
similarity index 100%
rename from keyboards/bt66tech/bt66tech60/info.json
rename to keyboards/bt66tech/bt66tech60/keyboard.json
diff --git a/keyboards/bt66tech/bt66tech60/rules.mk b/keyboards/bt66tech/bt66tech60/rules.mk
deleted file mode 100644
index cb9c90456cc..00000000000
--- a/keyboards/bt66tech/bt66tech60/rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-DEFAULT_FOLDER = bt66tech/bt66tech60
diff --git a/keyboards/cannonkeys/practice60/info.json b/keyboards/cannonkeys/practice60/keyboard.json
similarity index 100%
rename from keyboards/cannonkeys/practice60/info.json
rename to keyboards/cannonkeys/practice60/keyboard.json
diff --git a/keyboards/cannonkeys/practice60/rules.mk b/keyboards/cannonkeys/practice60/rules.mk
deleted file mode 100644
index 5f7d5fe26d3..00000000000
--- a/keyboards/cannonkeys/practice60/rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-DEFAULT_FOLDER = cannonkeys/practice60
diff --git a/keyboards/handwired/ck4x4/info.json b/keyboards/handwired/ck4x4/keyboard.json
similarity index 100%
rename from keyboards/handwired/ck4x4/info.json
rename to keyboards/handwired/ck4x4/keyboard.json
diff --git a/keyboards/handwired/ck4x4/rules.mk b/keyboards/handwired/ck4x4/rules.mk
deleted file mode 100644
index 216aa810fd3..00000000000
--- a/keyboards/handwired/ck4x4/rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-DEFAULT_FOLDER = handwired/ck4x4
diff --git a/keyboards/vertex/arc60/info.json b/keyboards/vertex/arc60/keyboard.json
similarity index 100%
rename from keyboards/vertex/arc60/info.json
rename to keyboards/vertex/arc60/keyboard.json
diff --git a/keyboards/vertex/arc60/rules.mk b/keyboards/vertex/arc60/rules.mk
deleted file mode 100644
index dd76c3f2cec..00000000000
--- a/keyboards/vertex/arc60/rules.mk
+++ /dev/null
@@ -1 +0,0 @@
-DEFAULT_FOLDER = vertex/arc60