diff --git a/software/duet.yml b/software/duet.yml
deleted file mode 100644
index 30188f9aaa..0000000000
--- a/software/duet.yml
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@@ -1,11 +0,0 @@
-name: Duet
-website_url: https://duetapp.com/
-description: Invoicing and project management with an integrated client portal.
-licenses:
-  - ⊘ Proprietary
-platforms:
-  - PHP
-tags:
-  - Software Development - Project Management
-source_code_url: https://duetapp.com/
-demo_url: https://duetapp.com/start-demo