diff --git a/CMakeLists.txt b/CMakeLists.txt
index ec6a3a0e56..0402b282d3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,7 +73,7 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 set(NUTTX_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
-# unceaned previous make build can cause various types of cmake error
+# uncleaned previous make build can cause various types of cmake error
 if(EXISTS "${NUTTX_DIR}/.config")
   message(
     FATAL_ERROR "Please distclean previous make build with `make distclean`")