diff --git a/ports/rp2/mpconfigport.h b/ports/rp2/mpconfigport.h
index 0c226538cd..e6e8aa076f 100644
--- a/ports/rp2/mpconfigport.h
+++ b/ports/rp2/mpconfigport.h
@@ -109,6 +109,7 @@
 #endif
 #elif PICO_RISCV
 #define MICROPY_EMIT_RV32                       (1)
+#define MICROPY_EMIT_RV32_ZBA                   (1)
 #define MICROPY_EMIT_INLINE_RV32                (1)
 #endif