diff --git a/CMakeLists.txt b/CMakeLists.txt
index 915e10ad..d30b3357 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -44,7 +44,6 @@ set(LIBS)
 if (DEBUG)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
 endif ()
-#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
 
 # Sources
 set(PIP_FOLDERS "." "core" "containers" "thread" "system" "io" "console" "math" "code" "geo")
@@ -175,10 +174,10 @@ if (WIN32)
 		generate_export_header(pip)
 		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /O2 /Ob2 /Ot")
 	else ()
-		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2")
+		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
 	endif ()
 else ()
-	set(${CMAKE_CXX_FLAGS} "${CMAKE_CXX_FLAGS} -O2")
+	set(${CMAKE_CXX_FLAGS} "${CMAKE_CXX_FLAGS} -O3")
 	if (DEFINED ENV{QNX_HOST})
 		list(APPEND LIBS socket dl)
 		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ftemplate-depth-32")