diff --git a/llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Core/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Core/BUILD.gn
index c16c37d47b284371eaf6b30d2928b922d73dc741..50e174ae035316957aa401a6e516e7034951b6ba 100644
--- a/llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Core/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/StaticAnalyzer/Core/BUILD.gn
@@ -29,7 +29,7 @@ static_library("Core") {
     "CommonBugCategories.cpp",
     "ConstraintManager.cpp",
     "CoreEngine.cpp",
-    "DynamicSize.cpp",
+    "DynamicExtent.cpp",
     "DynamicType.cpp",
     "Environment.cpp",
     "ExplodedGraph.cpp",