diff --git a/sdk/storage/azure-storage-common/src/crypt.cpp b/sdk/storage/azure-storage-common/src/crypt.cpp
index 9719f48a9..d81500443 100644
--- a/sdk/storage/azure-storage-common/src/crypt.cpp
+++ b/sdk/storage/azure-storage-common/src/crypt.cpp
@@ -151,10 +151,8 @@ namespace Azure { namespace Storage {
 
     std::vector<uint8_t> Sha256(const std::vector<uint8_t>& data)
     {
-      if (data.size() > std::numeric_limits<ULONG>::max())
-      {
-        throw std::runtime_error("Data size is too big.");
-      }
+      AZURE_ASSERT_MSG(data.size() <= std::numeric_limits<ULONG>::max(), "Data size is too big.");
+
       static AlgorithmProviderInstance AlgorithmProvider(AlgorithmType::Sha256);
 
       std::string context;
@@ -202,10 +200,7 @@ namespace Azure { namespace Storage {
         const std::vector<uint8_t>& data,
         const std::vector<uint8_t>& key)
     {
-      if (data.size() > std::numeric_limits<ULONG>::max())
-      {
-        throw std::runtime_error("Data size is too big.");
-      }
+      AZURE_ASSERT_MSG(data.size() <= std::numeric_limits<ULONG>::max(), "Data size is too big.");
 
       static AlgorithmProviderInstance AlgorithmProvider(AlgorithmType::HmacSha256);