diff --git a/third_party/mlir/lib/Transforms/ViewOpGraph.cpp b/third_party/mlir/lib/Transforms/ViewOpGraph.cpp
index 367240db3d0..afb65c7d148 100644
--- a/third_party/mlir/lib/Transforms/ViewOpGraph.cpp
+++ b/third_party/mlir/lib/Transforms/ViewOpGraph.cpp
@@ -31,7 +31,7 @@ namespace llvm {
 
 // Specialize GraphTraits to treat Block as a graph of Operations as nodes and
 // uses as edges.
-template <> struct llvm::GraphTraits<mlir::Block *> {
+template <> struct GraphTraits<mlir::Block *> {
   using GraphType = mlir::Block *;
   using NodeRef = mlir::Operation *;