diff --git a/modules/README.txt b/modules/README.txt
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+++ b/modules/README.txt
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+This directory is reserved for core module files. Custom or contributed
+modules should be placed in their own subdirectory of the sites/all/modules
+directory. For multisite installations, they can also be placed in a subdirectory
+under /sites/{sitename}/modules/, where sitename is the name of your site
+(e.g., www.example.com). This will allow you to more easily update Drupal core files.
+
+For more details, see: http://drupal.org/node/176043
+
diff --git a/themes/README.txt b/themes/README.txt
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index 0000000000000000000000000000000000000000..e99799c3e75e1bcaad9be53cef745ca548ab7218
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+++ b/themes/README.txt
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+This directory is reserved for core theme files. Custom or contributed
+themes should be placed in their own subdirectory of the sites/all/themes
+directory. For multisite installations, they can also be placed in a subdirectory
+under /sites/{sitename}/themes/, where sitename is the name of your site
+(e.g., www.example.com). This will allow you to more easily update Drupal core files.
+
+For more details, see: http://drupal.org/node/176043
+