diff --git a/app/localize/start.h b/app/localize/start.h
index da32400c..59285ca9 100644
--- a/app/localize/start.h
+++ b/app/localize/start.h
@@ -76,6 +76,9 @@
 #if defined(__x86_64__)
 # define TXTCPU "amd64"
 #endif
+#if defined(__arm__) || defined(_M_ARM)
+# define TXTCPU "ARM"
+#endif
 #ifndef TXTCPU
 #error what cpu is this ?!
 //#define TXTCPU EMPTYSTRING
diff --git a/lib/real/prim.h b/lib/real/prim.h
index 8dcb57c8..f871e29a 100644
--- a/lib/real/prim.h
+++ b/lib/real/prim.h
@@ -80,8 +80,8 @@ int __kernel_rem_pio2(double *x, double *y, int e0, int nx, int prec, const int
 #define __IEEE_BIG_ENDIAN
 #endif
 
-#if defined(ARMCPU) || defined(__arm__)
-#define __IEEE_BIG_ENDIAN
+#if defined(ARMCPU) || defined(__arm__) || defined(_M_ARM)
+#define __IEEE_LITTLE_ENDIAN
 #endif
 
 #ifndef __IEEE_BIG_ENDIAN