diff --git a/arch/arm/include/types.h b/arch/arm/include/types.h
index fd804a87ce..86fffc154a 100644
--- a/arch/arm/include/types.h
+++ b/arch/arm/include/types.h
@@ -56,8 +56,8 @@ typedef unsigned char      _uint8_t;
 typedef signed short       _int16_t;
 typedef unsigned short     _uint16_t;
 
-typedef signed int         _int32_t;
-typedef unsigned int       _uint32_t;
+typedef signed long        _int32_t;
+typedef unsigned long      _uint32_t;
 
 typedef signed long long   _int64_t;
 typedef unsigned long long _uint64_t;