diff --git a/app/lib/doi_checker.rb b/app/lib/doi_checker.rb
index 42bc958d..e0e400c8 100644
--- a/app/lib/doi_checker.rb
+++ b/app/lib/doi_checker.rb
@@ -137,7 +137,7 @@ def acm_105555_prefix(entry)
     if entry.has_field?('doi') && entry.doi.include?("10.5555/")
       { validity: :invalid, msg: "#{entry.doi} is INVALID - 10.5555 is a known broken prefix, replace with https://dl.acm.org/doi/{doi} in the {url} field" }
     elsif entry.has_field?('url') && entry.url.include?("https://dl.acm.org/doi/10.5555")
-      { validity: :skip, msg: "#{entry.url} - correctly put 10.5555 prefixed doi in the url field, editor should ensure this resolves" }
+      { validity: :skip, msg: "#{entry.url} - non-DOI with 10.5555 correctly placed in the url field, editor should ensure this resolves" }
     else
       false
     end
diff --git a/spec/doi_checker_spec.rb b/spec/doi_checker_spec.rb
index e6c9a75b..a5b9937b 100644
--- a/spec/doi_checker_spec.rb
+++ b/spec/doi_checker_spec.rb
@@ -128,7 +128,7 @@
       entry = BibTeX::Entry.new(url: "https://dl.acm.org/doi/10.5555/2827719.2827740")
       validity = subject.handle_special_case(entry)
       expect(validity[:validity]).to eq(:skip)
-      expect(validity[:msg]).to eq("https://dl.acm.org/doi/10.5555/2827719.2827740 - correctly put 10.5555 prefixed doi in the url field, editor should ensure this resolves")
+      expect(validity[:msg]).to eq("https://dl.acm.org/doi/10.5555/2827719.2827740 - non-DOI with 10.5555 correctly placed in the url field, editor should ensure this resolves")
     end
 
     it "should handle special cases separately from normal DOI checking" do