diff --git a/tools/zip_exec/readme.txt b/tools/zip_exec/README.md
similarity index 79%
rename from tools/zip_exec/readme.txt
rename to tools/zip_exec/README.md
index 2c089df4c..1b2919666 100644
--- a/tools/zip_exec/readme.txt
+++ b/tools/zip_exec/README.md
@@ -1,3 +1,13 @@
+# zip_exec
+
+Source: https://sourceforge.net/p/galaxyv2/code/HEAD/tree/other/zip_exec/
+Last update: r1761
+
+Original readme further below.
+
+---
+
+## Readme
 
 A program to set the executable flag of a file within a zip archive.
 
@@ -22,4 +32,4 @@ Note also that to make it work on both mac and linux, unix attributes
 
 Directories  drw-r--r--
 Executables  -rwxr-xr-x
-Normal files -rw-r--r--
\ No newline at end of file
+Normal files -rw-r--r--