diff --git a/lib/std/zig/Ast.zig b/lib/std/zig/Ast.zig
index 96007d564f..f7a18d2c04 100644
--- a/lib/std/zig/Ast.zig
+++ b/lib/std/zig/Ast.zig
@@ -1642,6 +1642,18 @@ pub fn containerDeclArg(tree: Ast, node: Node.Index) full.ContainerDecl {
     });
 }
 
+pub fn containerDeclRoot(tree: Ast) full.ContainerDecl {
+    return .{
+        .layout_token = null,
+        .ast = .{
+            .main_token = undefined,
+            .enum_token = null,
+            .members = tree.rootDecls(),
+            .arg = 0,
+        },
+    };
+}
+
 pub fn taggedUnionTwo(tree: Ast, buffer: *[2]Node.Index, node: Node.Index) full.ContainerDecl {
     assert(tree.nodes.items(.tag)[node] == .tagged_union_two or
         tree.nodes.items(.tag)[node] == .tagged_union_two_trailing);
diff --git a/src/AstGen.zig b/src/AstGen.zig
index 6adec3fc53..8328264306 100644
--- a/src/AstGen.zig
+++ b/src/AstGen.zig
@@ -131,20 +131,11 @@ pub fn generate(gpa: Allocator, tree: Ast) Allocator.Error!Zir {
     };
     defer gz_instructions.deinit(gpa);
 
-    const container_decl: Ast.full.ContainerDecl = .{
-        .layout_token = null,
-        .ast = .{
-            .main_token = undefined,
-            .enum_token = null,
-            .members = tree.rootDecls(),
-            .arg = 0,
-        },
-    };
     if (AstGen.structDeclInner(
         &gen_scope,
         &gen_scope.base,
         0,
-        container_decl,
+        tree.containerDeclRoot(),
         .Auto,
     )) |struct_decl_ref| {
         assert(refToIndex(struct_decl_ref).? == 0);
diff --git a/src/Module.zig b/src/Module.zig
index 3cae41a6a5..35b7efb016 100644
--- a/src/Module.zig
+++ b/src/Module.zig
@@ -935,6 +935,8 @@ pub const Struct = struct {
             .tagged_union_enum_tag_trailing,
             => return queryFieldSrc(tree.*, query, file, tree.taggedUnionEnumTag(node)),
 
+            .root => return queryFieldSrc(tree.*, query, file, tree.containerDeclRoot()),
+
             else => unreachable,
         }
     }