diff --git a/libc/CMakeLists.txt b/libc/CMakeLists.txt
index 234e932e832a..a683bcc8c376 100644
--- a/libc/CMakeLists.txt
+++ b/libc/CMakeLists.txt
@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.13.4)
 # Use old version of target_sources command which converts the source
 # file paths to full paths.
 cmake_policy(SET CMP0076 OLD)
-list(APPEND CMAKE_MODULE_PATH  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
 
 # The top-level sourse and binary directories.
 set(LIBC_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})