diff --git a/file_hasher.cc b/file_hasher.cc
index fd6bda2..14e9604 100644
--- a/file_hasher.cc
+++ b/file_hasher.cc
@@ -48,7 +48,7 @@
                             unsigned int depth,
                             unsigned int blocks,
                             const char *alg) {
-  if (depth == 0 || !alg || !source || !destination) {
+  if (!alg || !source || !destination) {
      LOG(ERROR) << "Invalid arguments supplied to Initialize";
      LOG(INFO) << "depth: " << depth;
      LOG(INFO) << "s: " << source << " d: " << destination;