diff --git a/src/Services/StringService.cpp b/src/Services/StringService.cpp
index 31106e08..3f7bdb58 100644
--- a/src/Services/StringService.cpp
+++ b/src/Services/StringService.cpp
@@ -82,7 +82,7 @@ namespace Services
         return stream.str();
     }
 
-    std::string StringService::toHex(const std::vector<unsigned char>& data) {
+    std::string StringService::toHex(std::span<const unsigned char> data) {
         auto stream = std::stringstream{};
         stream << std::hex << std::setfill('0');
 
diff --git a/src/Services/StringService.hpp b/src/Services/StringService.hpp
index 36b21d54..a3eca698 100644
--- a/src/Services/StringService.hpp
+++ b/src/Services/StringService.hpp
@@ -3,6 +3,7 @@
 #include <string>
 #include <string_view>
 #include <cstdint>
+#include <span>
 #include <vector>
 #include <type_traits>
 #include <utility>
@@ -25,7 +26,7 @@ namespace Services
         static std::string toHex(std::uint32_t value);
         static std::string toHex(std::uint16_t value);
         static std::string toHex(unsigned char value);
-        static std::string toHex(const std::vector<unsigned char>& data);
+        static std::string toHex(std::span<const unsigned char> data);
         static std::string toHex(std::string_view data);
 
         template <typename Type>
diff --git a/src/Targets/TargetAddressSpaceDescriptor.hpp b/src/Targets/TargetAddressSpaceDescriptor.hpp
index 0e1e9545..46c3e4d0 100644
--- a/src/Targets/TargetAddressSpaceDescriptor.hpp
+++ b/src/Targets/TargetAddressSpaceDescriptor.hpp
@@ -52,7 +52,7 @@ namespace Targets
         bool operator == (const TargetAddressSpaceDescriptor& other) const;
         bool operator != (const TargetAddressSpaceDescriptor& other) const;
 
-        TargetMemorySize size() const;
+        [[nodiscard]] TargetMemorySize size() const;
 
         /**
          * Attempts to fetch a memory segment descriptor with the given key.