diff --git a/Bigfoot/Tests/System/File/File.cpp b/Bigfoot/Tests/System/File/File.cpp
index 327e461..5eec91b 100644
--- a/Bigfoot/Tests/System/File/File.cpp
+++ b/Bigfoot/Tests/System/File/File.cpp
@@ -161,6 +161,7 @@ TEST_F(FileFixture, Write_ShouldRoundTripArbitraryData)
 
         bool operator==(const Payload&) const = default;
     };
+    static_assert(std::is_trivially_copyable_v<Payload>);
 
     constexpr Payload payload {.m_intValue = 42, .m_doubleValue = 3.14, .m_tag = {'B', 'I', 'G', 'F'}};
     m_writeScratchFile.Write({std::bit_cast<const std::byte*>(&payload), sizeof(payload)}, 0);