diff --git a/CMakeLists.txt b/CMakeLists.txt
index 44ccd3a..62a0a02 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -136,7 +136,8 @@ if(CMAKE_C_COMPILER_IS_GCC_COMPATIBLE)
     #     For this project, gcc needs -fPIC option on x86_64 UNIX platform
     if(NOT (WIN32 OR CYGWIN)
            AND (CMAKE_VERSION VERSION_LESS 2.8.9)
-           AND (${CMAKE_SYSTEM_PROCESSOR} MATCHES "i.86")
+           AND ((${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86")
+                OR (${CMAKE_SYSTEM_PROCESSOR} MATCHES "i.86"))
            AND (GMIO_TARGET_ARCH_BIT_SIZE EQUAL 64))
         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_SHARED_LIBRARY_C_FLAGS}")
     endif()