diff --git a/src/target/riscv/batch.c b/src/target/riscv/batch.c
index 1ce48827b..ff45b0cc1 100644
--- a/src/target/riscv/batch.c
+++ b/src/target/riscv/batch.c
@@ -31,6 +31,7 @@ void riscv_batch_free(struct riscv_batch *batch)
 	free(batch->data_in);
 	free(batch->data_out);
 	free(batch->fields);
+	free(batch->read_keys);
 	free(batch);
 }