diff --git a/CMake/Tests.cmake b/CMake/Tests.cmake
index 51f0033df..bb37b85b5 100644
--- a/CMake/Tests.cmake
+++ b/CMake/Tests.cmake
@@ -143,6 +143,7 @@ if(DEVILUTIONX_SCREENSHOT_FORMAT STREQUAL DEVILUTIONX_SCREENSHOT_FORMAT_PNG AND
     DevilutionX::SDL
     GTest::gmock
     GTest::gtest
+    fmt::fmt
     tl
     app_fatal_for_testing
     language_for_testing
diff --git a/Source/levels/drlg_l2.cpp b/Source/levels/drlg_l2.cpp
index e59db21af..716f907be 100644
--- a/Source/levels/drlg_l2.cpp
+++ b/Source/levels/drlg_l2.cpp
@@ -2064,6 +2064,9 @@ void FixTilesPatterns()
 			if (dungeon[i][j] == 11 && dungeon[i + 1][j] == 14) {
 				dungeon[i + 1][j] = 16;
 			}
+			if (dungeon[i][j] == 15 && dungeon[i][j + 1] == 1) {
+				dungeon[i][j + 1] = 8;
+			}
 		}
 	}
 }
diff --git a/Source/loadsave.cpp b/Source/loadsave.cpp
index 59d3eafd7..75959092e 100644
--- a/Source/loadsave.cpp
+++ b/Source/loadsave.cpp
@@ -224,7 +224,10 @@ public:
 		if (!IsValid(len))
 			return;
 
-		memcpy(&m_buffer_[m_cur_], bytes, len);
+		const auto *src = static_cast<const std::byte *>(bytes);
+		for (size_t i = 0; i < len; ++i) {
+			m_buffer_[m_cur_ + i] = src[i];
+		}
 		m_cur_ += len;
 	}
 
diff --git a/Source/lua/modules/log.cpp b/Source/lua/modules/log.cpp
index 7a743c424..eea84a90e 100644
--- a/Source/lua/modules/log.cpp
+++ b/Source/lua/modules/log.cpp
@@ -56,7 +56,7 @@ void LuaLogMessage(LogPriority priority, std::string_view fmt, sol::variadic_arg
 		// with an `FMT_EXCEPTIONS` check.
 		std::string error = e.what();
 #else
-	FMT_CATCH(const fmt::format_error)
+	FMT_CATCH(const fmt::format_error &)
 	{
 		std::string error = "unknown (FMT_EXCEPTIONS disabled)";
 #endif
diff --git a/Source/utils/log.hpp b/Source/utils/log.hpp
index 1ada28c1d..028908e70 100644
--- a/Source/utils/log.hpp
+++ b/Source/utils/log.hpp
@@ -62,7 +62,7 @@ std::string format(std::string_view fmt, Args &&...args)
 		// with an `FMT_EXCEPTIONS` check.
 		std::string error = e.what();
 #else
-	FMT_CATCH(const fmt::format_error)
+	FMT_CATCH(const fmt::format_error &)
 	{
 		std::string error = "unknown (FMT_EXCEPTIONS disabled)";
 #endif