diff --git a/Prim/RequiredAlternatives.yml b/Prim/RequiredAlternatives.yml
index 7a2321a..b75065c 100644
--- a/Prim/RequiredAlternatives.yml
+++ b/Prim/RequiredAlternatives.yml
@@ -25,4 +25,4 @@ swap:
   url:  URL
   URL for: URL of
   an URL: a URL
-  usecase: use case
+  usecases?: use case|use cases
diff --git a/test/fixtures/RequiredAlternatives/test.md b/test/fixtures/RequiredAlternatives/test.md
index dd21f8c..31f6a04 100644
--- a/test/fixtures/RequiredAlternatives/test.md
+++ b/test/fixtures/RequiredAlternatives/test.md
@@ -65,3 +65,4 @@ Hover on an URL to preview the page.
 
 <!-- usecase -->
 Can you provide a specific usecase where this technology would be beneficial?
+We analyzed the usecases to identify potential improvements.
diff --git a/test/snapshots/RequiredAlternatives.log b/test/snapshots/RequiredAlternatives.log
index e696aa6..cf1c068 100644
--- a/test/snapshots/RequiredAlternatives.log
+++ b/test/snapshots/RequiredAlternatives.log
@@ -25,4 +25,5 @@ test.md:59:76:Prim.RequiredAlternatives:Use 'test case' or 'test cases' instead
 test.md:62:17:Prim.RequiredAlternatives:Use 'URL' instead of 'url'.
 test.md:63:5:Prim.RequiredAlternatives:Use 'URL of' instead of 'URL for'.
 test.md:64:10:Prim.RequiredAlternatives:Use 'a URL' instead of 'an URL'.
-test.md:67:28:Prim.RequiredAlternatives:Use 'use case' instead of 'usecase'.
\ No newline at end of file
+test.md:67:28:Prim.RequiredAlternatives:Use 'use case' or 'use cases' instead of 'usecase'.
+test.md:68:17:Prim.RequiredAlternatives:Use 'use case' or 'use cases' instead of 'usecases'.
\ No newline at end of file