diff --git a/Sources/TestingMacros/Support/TestContentGeneration.swift b/Sources/TestingMacros/Support/TestContentGeneration.swift
index c6ea40357..9c5136d97 100644
--- a/Sources/TestingMacros/Support/TestContentGeneration.swift
+++ b/Sources/TestingMacros/Support/TestContentGeneration.swift
@@ -86,7 +86,7 @@ func makeTestContentRecordDecl(named name: TokenSyntax, in typeName: TypeSyntax?
   #elseif os(Windows)
   @_section(".sw5test$B")
   #else
-  @__testing(warning: "Platform-specific implementation missing: test content section name unavailable")
+  @Testing.__testing(warning: "Platform-specific implementation missing: test content section name unavailable")
   #endif
   @_used
   #endif
diff --git a/Tests/TestingMacrosTests/PragmaMacroTests.swift b/Tests/TestingMacrosTests/PragmaMacroTests.swift
index bba101754..9019085bf 100644
--- a/Tests/TestingMacrosTests/PragmaMacroTests.swift
+++ b/Tests/TestingMacrosTests/PragmaMacroTests.swift
@@ -22,6 +22,7 @@ struct PragmaMacroTests {
     let node = """
     @Testing.__testing(semantics: "abc123")
     @__testing(semantics: "def456")
+    @UnrelatedModule.__testing(semantics: "xyz789")
     let x = 0
     """ as DeclSyntax
     let nodeWithAttributes = try #require(node.asProtocol((any WithAttributesSyntax).self))