diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9afb7c2713..60b94a3cf6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -235,9 +235,7 @@ set(ZIG_STAGE2_SOURCES
     "${CMAKE_SOURCE_DIR}/lib/std/elf.zig"
     "${CMAKE_SOURCE_DIR}/lib/std/fifo.zig"
     "${CMAKE_SOURCE_DIR}/lib/std/fmt.zig"
-    "${CMAKE_SOURCE_DIR}/lib/std/fmt/errol.zig"
-    "${CMAKE_SOURCE_DIR}/lib/std/fmt/errol/enum3.zig"
-    "${CMAKE_SOURCE_DIR}/lib/std/fmt/errol/lookup.zig"
+    "${CMAKE_SOURCE_DIR}/lib/std/fmt/ryu128.zig"
     "${CMAKE_SOURCE_DIR}/lib/std/fmt/parse_float.zig"
     "${CMAKE_SOURCE_DIR}/lib/std/fs.zig"
     "${CMAKE_SOURCE_DIR}/lib/std/fs/AtomicFile.zig"