diff --git a/newlib/libc/include/machine/ieeefp.h b/newlib/libc/include/machine/ieeefp.h
index 536ac11fc..aa8a1903b 100644
--- a/newlib/libc/include/machine/ieeefp.h
+++ b/newlib/libc/include/machine/ieeefp.h
@@ -460,6 +460,10 @@
 #define __IEEE_LITTLE_ENDIAN
 #endif
 
+#ifdef __XTENSA_EL__
+#define __IEEE_LITTLE_ENDIAN
+#endif
+
 #ifdef __CYGWIN__
 #define __OBSOLETE_MATH_DEFAULT 0
 #endif