diff --git a/lib/lua/CMakeLists.txt b/lib/lua/CMakeLists.txt
index 109348534..29abd17a3 100644
--- a/lib/lua/CMakeLists.txt
+++ b/lib/lua/CMakeLists.txt
@@ -87,6 +87,10 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
 		set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
 	endif()
 	message(STATUS "using gnu compiler")
+	set(CMAKE_C_FLAGS_RELEASE        "${CMAKE_C_FLAGS_RELEASE} ${CMAKE_C_FLAGS} ")
+	set(CMAKE_C_FLAGS_DEBUG          "${CMAKE_C_FLAGS_DEBUG}   ${CMAKE_C_FLAGS} -g")
+	set(CMAKE_C_FLAGS_PROFILE        "${CMAKE_C_FLAGS_PROFILE} ${CMAKE_C_FLAGS} -O1 -g")
+	set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_WITHDEBINFO} ${CMAKE_C_FLAGS} -g")
 elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
 	if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
 		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++1y")
@@ -97,6 +101,10 @@ elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
 		set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
 	endif()
 	message(STATUS "using clang compiler")
+	set(CMAKE_C_FLAGS_RELEASE        "${CMAKE_C_FLAGS_RELEASE} ${CMAKE_C_FLAGS} ")
+	set(CMAKE_C_FLAGS_DEBUG          "${CMAKE_C_FLAGS_DEBUG}   ${CMAKE_C_FLAGS} -g")
+	set(CMAKE_C_FLAGS_PROFILE        "${CMAKE_C_FLAGS_PROFILE} ${CMAKE_C_FLAGS} -O1 -g")
+	set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_WITHDEBINFO} ${CMAKE_C_FLAGS} -g")
 else()
 	if (CMAKE_VERSION VERSION_GREATER 3.0)
 		set(CMAKE_C_STANDARD 11)