diff --git a/target/arm/cpu-features.h b/target/arm/cpu-features.h
index 7a590c824c..028795ff23 100644
--- a/target/arm/cpu-features.h
+++ b/target/arm/cpu-features.h
@@ -20,6 +20,8 @@
 #ifndef TARGET_ARM_FEATURES_H
 #define TARGET_ARM_FEATURES_H
 
+#include "hw/registerfields.h"
+
 /*
  * Naming convention for isar_feature functions:
  * Functions which test 32-bit ID registers should have _aa32_ in