diff --git a/clang/lib/AST/ASTStructuralEquivalence.cpp b/clang/lib/AST/ASTStructuralEquivalence.cpp
index b6ed757..d19b89b 100644
--- a/clang/lib/AST/ASTStructuralEquivalence.cpp
+++ b/clang/lib/AST/ASTStructuralEquivalence.cpp
@@ -911,7 +911,7 @@
   return true;
 }
 
-/// Determine structural equivalence of two methodss.
+/// Determine structural equivalence of two methods.
 static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context,
                                      CXXMethodDecl *Method1,
                                      CXXMethodDecl *Method2) {