diff --git a/target/arm/kvm.c b/target/arm/kvm.c
index d1edb9bd67..5bc96f469e 100644
--- a/target/arm/kvm.c
+++ b/target/arm/kvm.c
@@ -81,7 +81,19 @@ static int kvm_arm_vcpu_init(CPUState *cs)
     return kvm_vcpu_ioctl(cs, KVM_ARM_VCPU_INIT, &init);
 }
 
-int kvm_arm_vcpu_finalize(CPUState *cs, int feature)
+/**
+ * kvm_arm_vcpu_finalize:
+ * @cs: CPUState
+ * @feature: feature to finalize
+ *
+ * Finalizes the configuration of the specified VCPU feature by
+ * invoking the KVM_ARM_VCPU_FINALIZE ioctl. Features requiring
+ * this are documented in the "KVM_ARM_VCPU_FINALIZE" section of
+ * KVM's API documentation.
+ *
+ * Returns: 0 if success else < 0 error code
+ */
+static int kvm_arm_vcpu_finalize(CPUState *cs, int feature)
 {
     return kvm_vcpu_ioctl(cs, KVM_ARM_VCPU_FINALIZE, &feature);
 }
diff --git a/target/arm/kvm_arm.h b/target/arm/kvm_arm.h
index b96ff35e34..9b630a1631 100644
--- a/target/arm/kvm_arm.h
+++ b/target/arm/kvm_arm.h
@@ -18,20 +18,6 @@
 #define KVM_ARM_VGIC_V2   (1 << 0)
 #define KVM_ARM_VGIC_V3   (1 << 1)
 
-/**
- * kvm_arm_vcpu_finalize:
- * @cs: CPUState
- * @feature: feature to finalize
- *
- * Finalizes the configuration of the specified VCPU feature by
- * invoking the KVM_ARM_VCPU_FINALIZE ioctl. Features requiring
- * this are documented in the "KVM_ARM_VCPU_FINALIZE" section of
- * KVM's API documentation.
- *
- * Returns: 0 if success else < 0 error code
- */
-int kvm_arm_vcpu_finalize(CPUState *cs, int feature);
-
 /**
  * kvm_arm_register_device:
  * @mr: memory region for this device