diff --git a/README.md b/README.md
index dac0a86..4e30d1b 100644
--- a/README.md
+++ b/README.md
@@ -698,7 +698,17 @@ git rebase --interactive HEAD~2
 
 ## List of git repositories in multiple directories.
 ```sh
-find /path1 /path2 /path3 -regex '.*\.git' -type d -print0 | xargs -0 -I {} dirname {}
+find -E ${targetdir} \( -regex '.*/\.git
+ -not -regex '.*/\..*/\.git
+ \) -type d -print0 | xargs -0 -I {} dirname {}
+```
+
+
+__Alternatives:__
+```sh
+find ${targetdir} -regextype posix-egrep \( -regex '.*/\.git
+ -not -regex '.*/\..*/\.git
+ \) -type d -print0 | xargs -0 -I {} dirname {}
 ```
 
 <!-- Don’t remove or change the comment below – that can break automatic updates. More info at <http://npm.im/doxie.inject>. -->
diff --git a/tips.json b/tips.json
index 107cbe7..6aa8bf7 100644
--- a/tips.json
+++ b/tips.json
@@ -313,5 +313,6 @@
   "tip": "git rebase --interactive HEAD~2"
 }, {
 	"title": "List of git repositories in multiple directories.",
-  "tip": "find /path1 /path2 /path3 -regex '.*\\.git' -type d -print0 | xargs -0 -I {} dirname {}"
+  "tip": "find -E ${targetdir} \\( -regex '.*/\\.git$' -not -regex '.*/\\..*/\\.git$' \\) -type d -print0 | xargs -0 -I {} dirname {}",
+   "alternatives": ["find ${targetdir} -regextype posix-egrep \\( -regex '.*/\\.git$' -not -regex '.*/\\..*/\\.git$' \\) -type d -print0 | xargs -0 -I {} dirname {}"]
 }]