--- a/cmake/Modules/DefineCompilerFlags.cmake
+++ b/cmake/Modules/DefineCompilerFlags.cmake
@@ -1,7 +1,6 @@
 # define system dependent compiler flags
 
 include(CheckCCompilerFlag)
-include(CheckCCompilerFlagSSP)
 
 if (UNIX AND NOT WIN32)
     #
@@ -21,11 +20,6 @@ if (UNIX AND NOT WIN32)
             set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
         endif (WITH_FPIC)
 
-        check_c_compiler_flag_ssp("-fstack-protector" WITH_STACK_PROTECTOR)
-        if (WITH_STACK_PROTECTOR)
-            set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstack-protector")
-        endif (WITH_STACK_PROTECTOR)
-
         if (CMAKE_BUILD_TYPE)
             string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LOWER)
             if (CMAKE_BUILD_TYPE_LOWER MATCHES (release|relwithdebinfo|minsizerel))