diff --git a/common/du.md b/common/du.md
deleted file mode 100644
index f3f2bcff80..0000000000
--- a/common/du.md
+++ /dev/null
@@ -1,19 +0,0 @@
-# du
-
-> Estimate file space usage
-
-- get file sizes of directory's content
-
-`du {{file/directory}}`
-
-- get total size in human readable form
-
-`du -sh {{file/directory}}`
-
-- get recursively, individual file/folder sizes in human readable form
-
-`du -ah {{directory}}`
-
-- get file sizes till a specified depth
-
-`du --max-depth=1`
diff --git a/linux/du.md b/linux/du.md
new file mode 100644
index 0000000000..d956e744fe
--- /dev/null
+++ b/linux/du.md
@@ -0,0 +1,19 @@
+# du
+
+> Estimate file space usage
+
+- get a sum of the total size of a file/folder in human readable units
+
+`du -sh {{file/directory}}`
+
+- list file sizes of a directory and any subdirectories in KB
+
+`du -k {{file/directory}}`
+
+- get recursively, individual file/folder sizes in human readable form
+
+`du -ah {{directory}}`
+
+- list the KB sizes of directories for N levels below the specified directory 
+
+`du --max-depth=1`
diff --git a/osx/du.md b/osx/du.md
new file mode 100644
index 0000000000..32caa80f2f
--- /dev/null
+++ b/osx/du.md
@@ -0,0 +1,19 @@
+# du
+
+> Estimate file space usage
+
+- get a sum of the total size of a file/folder in human readable units
+
+`du -sh {{file/directory}}`
+
+- list file sizes of a directory and any subdirectories in KB
+
+`du -k {{file/directory}}`
+
+- get recursively, individual file/folder sizes in human readable form
+
+`du -ah {{directory}}`
+
+- list the KB sizes of directories for N levels below the specified directory 
+
+`du -k -depth=1 {{directory}}`