diff --git a/src/dbstring_struct.cpp b/src/dbstring_struct.cpp
index 401df477..fbe5b8d3 100644
--- a/src/dbstring_struct.cpp
+++ b/src/dbstring_struct.cpp
@@ -107,7 +107,7 @@ void RawStruct<std::vector<DBString>>::ReadLcf(std::vector<DBString>& ref, LcfRe
 	}
 
 	if (stream.Tell() != endpos) {
-		Log::Warning("vector<string> Misaligned at 0x" PRIx32 "", stream.Tell());
+		Log::Warning("vector<string> Misaligned at 0x%" PRIx32 "", stream.Tell());
 		stream.Seek(endpos);
 	}
 }
diff --git a/src/log.h b/src/log.h
index f489ca34..098e384f 100644
--- a/src/log.h
+++ b/src/log.h
@@ -12,14 +12,22 @@
 
 #include "lcf/log_handler.h"
 
+#ifdef __GNUG__
+	#define LIKE_PRINTF __attribute__((format(printf, 1, 2)))
+#else
+	#define LIKE_PRINTF
+#endif
+
 namespace lcf {
 namespace Log {
 
-void Debug(const char* fmt, ...);
-void Warning(const char* fmt, ...);
-void Error(const char* fmt, ...);
+void Debug(const char* fmt, ...) LIKE_PRINTF;
+void Warning(const char* fmt, ...) LIKE_PRINTF;
+void Error(const char* fmt, ...) LIKE_PRINTF;
 
 } // namespace Log
 } // namespace lcf
 
+#undef LIKE_PRINTF
+
 #endif