diff --git a/qemu-arm/mpconfigport.h b/qemu-arm/mpconfigport.h
index 8ee9cdc4bb..853385d6ac 100644
--- a/qemu-arm/mpconfigport.h
+++ b/qemu-arm/mpconfigport.h
@@ -20,6 +20,7 @@
 #define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
 #define MICROPY_PY_BUILTINS_FROZENSET (1)
 #define MICROPY_PY_BUILTINS_MEMORYVIEW (1)
+#define MICROPY_PY_BUILTINS_POW3    (1)
 #define MICROPY_PY_IO               (1)
 #define MICROPY_PY_SYS_EXIT         (1)
 #define MICROPY_PY_SYS_MAXSIZE      (1)