diff --git a/.clang-tidy b/.clang-tidy
index 3e9d87b..15ade7f 100644
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -12,6 +12,7 @@
 bugprone-fold-init-type,
 bugprone-forward-declaration-namespace,
 bugprone-forwarding-reference-overload,
+bugprone-implicit-widening-of-multiplication-result,
 bugprone-inaccurate-erase,
 bugprone-incorrect-roundings,
 bugprone-infinite-loop,
diff --git a/http/http_connection.hpp b/http/http_connection.hpp
index 0f20761..6de2bf7 100644
--- a/http/http_connection.hpp
+++ b/http/http_connection.hpp
@@ -38,8 +38,8 @@
 static int connectionCount = 0;
 
 // request body limit size set by the bmcwebHttpReqBodyLimitMb option
-constexpr unsigned int httpReqBodyLimit =
-    1024 * 1024 * bmcwebHttpReqBodyLimitMb;
+constexpr uint64_t httpReqBodyLimit =
+    1024UL * 1024UL * bmcwebHttpReqBodyLimitMb;
 
 constexpr uint64_t loggedOutPostBodyLimit = 4096;
 
diff --git a/include/kvm_websocket.hpp b/include/kvm_websocket.hpp
index a9dc8ea..51246aa 100644
--- a/include/kvm_websocket.hpp
+++ b/include/kvm_websocket.hpp
@@ -145,8 +145,8 @@
 
     crow::websocket::Connection& conn;
     boost::asio::ip::tcp::socket hostSocket;
-    boost::beast::flat_static_buffer<1024U * 50U> outputBuffer;
-    boost::beast::flat_static_buffer<1024U> inputBuffer;
+    boost::beast::flat_static_buffer<1024UL * 50UL> outputBuffer;
+    boost::beast::flat_static_buffer<1024UL> inputBuffer;
     bool doingWrite;
 };
 
diff --git a/redfish-core/include/utils/time_utils.hpp b/redfish-core/include/utils/time_utils.hpp
index d4c65de..0df6416 100644
--- a/redfish-core/include/utils/time_utils.hpp
+++ b/redfish-core/include/utils/time_utils.hpp
@@ -18,7 +18,8 @@
 namespace details
 {
 
-using Days = std::chrono::duration<long long, std::ratio<24 * 60 * 60>>;
+constexpr intmax_t dayDuration = static_cast<intmax_t>(24 * 60 * 60);
+using Days = std::chrono::duration<long long, std::ratio<dayDuration>>;
 
 inline void leftZeroPadding(std::string& str, const std::size_t padding)
 {