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diff --git a/Casks/overdrive-media-console.rb b/Casks/o/overdrive-media-console.rb
similarity index 100%
rename from Casks/overdrive-media-console.rb
rename to Casks/o/overdrive-media-console.rb
diff --git a/Casks/overflow.rb b/Casks/o/overflow.rb
similarity index 100%
rename from Casks/overflow.rb
rename to Casks/o/overflow.rb
diff --git a/Casks/overkill.rb b/Casks/o/overkill.rb
similarity index 100%
rename from Casks/overkill.rb
rename to Casks/o/overkill.rb
diff --git a/Casks/oversight.rb b/Casks/o/oversight.rb
similarity index 100%
rename from Casks/oversight.rb
rename to Casks/o/oversight.rb
diff --git a/Casks/overt.rb b/Casks/o/overt.rb
similarity index 100%
rename from Casks/overt.rb
rename to Casks/o/overt.rb
diff --git a/Casks/owasp-zap.rb b/Casks/o/owasp-zap.rb
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rename from Casks/owasp-zap.rb
rename to Casks/o/owasp-zap.rb
diff --git a/Casks/owncloud.rb b/Casks/o/owncloud.rb
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rename from Casks/owncloud.rb
rename to Casks/o/owncloud.rb
diff --git a/Casks/oxygen-xml-editor.rb b/Casks/o/oxygen-xml-editor.rb
similarity index 100%
rename from Casks/oxygen-xml-editor.rb
rename to Casks/o/oxygen-xml-editor.rb