diff --git a/build.zig b/build.zig
index a12dd691c598298c77d1ddafc6c67effbf0d08a0..2323f6b10e85369324a55f942caf956f9d464076 100644
--- a/build.zig
+++ b/build.zig
@@ -741,7 +741,7 @@ const softfloat_sources = [_][]const u8{
 
 const stage1_sources = [_][]const u8{
     "src/stage1/analyze.cpp",
-    "src/stage1/ast_render.cpp",
+    "src/stage1/astgen.cpp",
     "src/stage1/bigfloat.cpp",
     "src/stage1/bigint.cpp",
     "src/stage1/buffer.cpp",