diff --git a/crypto/echainiv.c b/crypto/echainiv.c
index 0f79fc6..62a817f 100644
--- a/crypto/echainiv.c
+++ b/crypto/echainiv.c
@@ -280,7 +280,7 @@
 
 	inst->alg.base.cra_alignmask |= __alignof__(u32) - 1;
 	inst->alg.base.cra_ctxsize = sizeof(struct echainiv_ctx);
-	inst->alg.base.cra_ctxsize += inst->alg.base.cra_aead.ivsize;
+	inst->alg.base.cra_ctxsize += inst->alg.ivsize;
 
 done:
 	err = aead_register_instance(tmpl, inst);