diff --git a/CMakeLists.txt b/CMakeLists.txt
index 121a7f9..64a308e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,7 +5,7 @@ CMAKE_MINIMUM_REQUIRED (VERSION 2.8)
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     set (CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "default install path" FORCE )
 endif()
-ADD_DEFINITIONS(-std=c++0x -O3 -Wall)
+ADD_DEFINITIONS(-std=c++0x -O3 -Wall -g)
 IF (DEFINED ENC)
     ADD_DEFINITIONS(-DCPPJIEBA_${ENC})
 ENDIF()