diff --git a/dtb/41890/tmp.txt b/dtb/41890/tmp.txt
deleted file mode 100644
index 5c9a1f4..0000000
--- a/dtb/41890/tmp.txt
+++ /dev/null
@@ -1 +0,0 @@
-tmp.txt
diff --git a/dtb/42218/tmp.txt b/dtb/42218/tmp.txt
deleted file mode 100644
index 5c9a1f4..0000000
--- a/dtb/42218/tmp.txt
+++ /dev/null
@@ -1 +0,0 @@
-tmp.txt
diff --git a/dtb/42661/tmp.txt b/dtb/42661/tmp.txt
deleted file mode 100644
index 5c9a1f4..0000000
--- a/dtb/42661/tmp.txt
+++ /dev/null
@@ -1 +0,0 @@
-tmp.txt
diff --git a/dtb/42962/tmp.txt b/dtb/42962/tmp.txt
deleted file mode 100644
index 5c9a1f4..0000000
--- a/dtb/42962/tmp.txt
+++ /dev/null
@@ -1 +0,0 @@
-tmp.txt
diff --git a/dtb/64570/DS1520+_model.dtb b/dtb/DS1520+_model.dtb
similarity index 100%
rename from dtb/64570/DS1520+_model.dtb
rename to dtb/DS1520+_model.dtb
diff --git a/dtb/64570/DS1621+_model.dtb b/dtb/DS1621+_model.dtb
similarity index 100%
rename from dtb/64570/DS1621+_model.dtb
rename to dtb/DS1621+_model.dtb
diff --git a/dtb/64570/DS1821+_model.dtb b/dtb/DS1821+_model.dtb
similarity index 100%
rename from dtb/64570/DS1821+_model.dtb
rename to dtb/DS1821+_model.dtb