diff --git a/SConstruct b/SConstruct
index f3bbb3453..a5fc99841 100644
--- a/SConstruct
+++ b/SConstruct
@@ -369,11 +369,9 @@ def config_env(toolchain, variant, env):
                 env.Append(CPPDEFINES={
                     '_FORTIFY_SOURCE': 2
                     })
-                # Build debuggable but still optimized executable
-                # via -Og switch introduced in GCC 4.8
                 env.Append(CCFLAGS=[
-                    '-Og'           # Debuggable optimizations, new in GCC 4.8
-                ])
+                    '-O0'
+                    ])
 
     elif toolchain == 'msvc':
         env.Append (CPPPATH=[