diff --git a/src/script/api/script_controller.cpp b/src/script/api/script_controller.cpp
index b083fccddb..cd39319f0d 100644
--- a/src/script/api/script_controller.cpp
+++ b/src/script/api/script_controller.cpp
@@ -45,15 +45,13 @@
 	throw Script_Suspend(ticks, nullptr);
 }
 
-/* static */ void ScriptController::Break(const char* message)
+/* static */ void ScriptController::Break(const std::string &message)
 {
 	if (_network_dedicated || !_settings_client.gui.ai_developer_tools) return;
 
 	ScriptObject::GetActiveInstance()->Pause();
 
-	char log_message[1024];
-	seprintf(log_message, lastof(log_message), "Break: %s", message);
-	ScriptLog::Log(ScriptLogTypes::LOG_SQ_ERROR, log_message);
+	ScriptLog::Log(ScriptLogTypes::LOG_SQ_ERROR, fmt::format("Break: {}", message));
 
 	/* Inform script developer that their script has been paused and
 	 * needs manual action to continue. */
@@ -64,7 +62,7 @@
 	}
 }
 
-/* static */ void ScriptController::Print(bool error_msg, const char *message)
+/* static */ void ScriptController::Print(bool error_msg, const std::string &message)
 {
 	ScriptLog::Log(error_msg ? ScriptLogTypes::LOG_SQ_ERROR : ScriptLogTypes::LOG_SQ_INFO, message);
 }
diff --git a/src/script/api/script_controller.hpp b/src/script/api/script_controller.hpp
index ca6bffdf39..f1e7cc9ea5 100644
--- a/src/script/api/script_controller.hpp
+++ b/src/script/api/script_controller.hpp
@@ -181,7 +181,7 @@ public:
 	 * @note gui.ai_developer_tools setting must be enabled or the break is
 	 * ignored.
 	 */
-	static void Break(const char* message);
+	static void Break(const std::string &message);
 
 	/**
 	 * When Squirrel triggers a print, this function is called.
@@ -190,7 +190,7 @@ public:
 	 * @param message The message Squirrel logged.
 	 * @note Use ScriptLog.Info/Warning/Error instead of 'print'.
 	 */
-	static void Print(bool error_msg, const char *message);
+	static void Print(bool error_msg, const std::string &message);
 
 	/**
 	 * Import a library.
diff --git a/src/script/api/script_log.cpp b/src/script/api/script_log.cpp
index dd3a78c071..adab8f709a 100644
--- a/src/script/api/script_log.cpp
+++ b/src/script/api/script_log.cpp
@@ -17,22 +17,22 @@
 
 #include "../../safeguards.h"
 
-/* static */ void ScriptLog::Info(const char *message)
+/* static */ void ScriptLog::Info(const std::string &message)
 {
 	ScriptLog::Log(ScriptLogTypes::LOG_INFO, message);
 }
 
-/* static */ void ScriptLog::Warning(const char *message)
+/* static */ void ScriptLog::Warning(const std::string &message)
 {
 	ScriptLog::Log(ScriptLogTypes::LOG_WARNING, message);
 }
 
-/* static */ void ScriptLog::Error(const char *message)
+/* static */ void ScriptLog::Error(const std::string &message)
 {
 	ScriptLog::Log(ScriptLogTypes::LOG_ERROR, message);
 }
 
-/* static */ void ScriptLog::Log(ScriptLogTypes::ScriptLogType level, const char *message)
+/* static */ void ScriptLog::Log(ScriptLogTypes::ScriptLogType level, const std::string &message)
 {
 	ScriptLogTypes::LogData &logdata = ScriptObject::GetLogData();
 
@@ -43,8 +43,7 @@
 	line.type = level;
 
 	/* Cut string after first \n */
-	const char *newline = strchr(message, '\n');
-	line.text = std::string(message, 0, newline == nullptr ? strlen(message) : newline - message);
+	line.text = message.substr(0, message.find_first_of('\n'));
 
 	char logc;
 
diff --git a/src/script/api/script_log.hpp b/src/script/api/script_log.hpp
index b2acd1e171..cac45a3067 100644
--- a/src/script/api/script_log.hpp
+++ b/src/script/api/script_log.hpp
@@ -27,27 +27,27 @@ public:
 	 * @param message The message to log.
 	 * @note Special characters such as U+0000-U+0019 and U+E000-U+E1FF are not supported and removed or replaced by a question mark. This includes newlines and tabs.
 	 */
-	static void Info(const char *message);
+	static void Info(const std::string &message);
 
 	/**
 	 * Print a Warning message to the logs.
 	 * @param message The message to log.
 	 * @note Special characters such as U+0000-U+0019 and U+E000-U+E1FF are not supported and removed or replaced by a question mark. This includes newlines and tabs.
 	 */
-	static void Warning(const char *message);
+	static void Warning(const std::string &message);
 
 	/**
 	 * Print an Error message to the logs.
 	 * @param message The message to log.
 	 * @note Special characters such as U+0000-U+0019 and U+E000-U+E1FF are not supported and removed or replaced by a question mark. This includes newlines and tabs.
 	 */
-	static void Error(const char *message);
+	static void Error(const std::string &message);
 
 private:
 	/**
 	 * Internal command to log the message in a common way.
 	 */
-	static void Log(ScriptLogTypes::ScriptLogType level, const char *message);
+	static void Log(ScriptLogTypes::ScriptLogType level, const std::string &message);
 };
 
 #endif /* SCRIPT_LOG_HPP */