diff --git a/cmake/platform.inc b/cmake/platform.inc
index 4cb6262471f580f0734f5adb1526b0626d2b4854..ffde56aab2ef576318ea38f25818512bf022502f 100755
--- a/cmake/platform.inc
+++ b/cmake/platform.inc
@@ -81,14 +81,17 @@ ENDIF ()
 #   cmake -DCPUTYPE=aarch32 .. or cmake -DCPUTYPE=aarch64
 IF (${CPUTYPE} MATCHES "aarch32")
   SET(TD_LINUX TRUE)
+  SET(TD_LINUX_32 FALSE)
   SET(TD_ARM_32 TRUE)
   MESSAGE(STATUS "input cpuType: aarch32")
 ELSEIF (${CPUTYPE} MATCHES "aarch64")
   SET(TD_LINUX TRUE)
+  SET(TD_LINUX_64 FALSE)
   SET(TD_ARM_64 TRUE)
   MESSAGE(STATUS "input cpuType: aarch64")
 ELSEIF (${CPUTYPE} MATCHES "mips64")
   SET(TD_LINUX TRUE)
+  SET(TD_LINUX_64 FALSE)
   SET(TD_MIPS_64 TRUE)
   MESSAGE(STATUS "input cpuType: mips64")
 ELSEIF (${CPUTYPE} MATCHES "x64")
diff --git a/src/os/inc/os.h b/src/os/inc/os.h
index 6b9517a4b2c81ca04197cee39ccf8a0000a90e65..2005072ad157ffce8ee980582e6fe82764ea202f 100644
--- a/src/os/inc/os.h
+++ b/src/os/inc/os.h
@@ -24,12 +24,12 @@ extern "C" {
 #include "osDarwin.h"
 #endif
 
+#ifdef _TD_ARM_64
+#include "osArm64.h"
+#endif
+
 #ifdef _TD_LINUX_64
-  #ifdef _TD_ARM_64
-    #include "osArm64.h"
-  #elif
-    #include "osLinux64.h"
-  #endif
+#include "osLinux64.h"
 #endif
 
 #ifdef _TD_LINUX_32