diff --git a/src/scripting/python/core.c b/src/scripting/python/core.c
index d23fedf09..19c8aa1d6 100644
--- a/src/scripting/python/core.c
+++ b/src/scripting/python/core.c
@@ -38,7 +38,7 @@ PyObject *python_hooks = NULL;
 void
 alert_python_error(void)
 {
-	char *msg = "(no traceback available)";
+	const char *msg = "(no traceback available)";
 	PyObject *err_type = NULL, *err_value = NULL, *err_traceback = NULL;
 	PyObject *tb_module = NULL;
 	PyObject *msg_list = NULL;
diff --git a/src/scripting/scripting.c b/src/scripting/scripting.c
index b19fa83dc..931ab7db9 100644
--- a/src/scripting/scripting.c
+++ b/src/scripting/scripting.c
@@ -34,7 +34,7 @@
 #if defined(CONFIG_SCRIPTING_RUBY) || defined(CONFIG_SCRIPTING_SPIDERMONKEY) || defined(CONFIG_SCRIPTING_PYTHON)
 void
 report_scripting_error(struct module *module, struct session *ses,
-		       char *msg)
+		       const char *msg)
 {
 	struct terminal *term;
 	struct string string;
diff --git a/src/scripting/scripting.h b/src/scripting/scripting.h
index 422441c1b..36a99b1dd 100644
--- a/src/scripting/scripting.h
+++ b/src/scripting/scripting.h
@@ -12,7 +12,7 @@ struct session;
 
 void
 report_scripting_error(struct module *module, struct session *ses,
-		       char *msg);
+		       const char *msg);
 
 extern struct module scripting_module;