diff --git a/aegisub/src/auto4_base.cpp b/aegisub/src/auto4_base.cpp
index 7cb6b0eb0..3c0e202f7 100644
--- a/aegisub/src/auto4_base.cpp
+++ b/aegisub/src/auto4_base.cpp
@@ -346,6 +346,15 @@ namespace Automation4 {
 		ScriptsChanged();
 	}
 
+	void ScriptManager::Reload(Script *script)
+	{
+		if (find(scripts.begin(), scripts.end(), script) != scripts.end())
+		{
+			script->Reload();
+			ScriptsChanged();
+		}
+	}
+
 	const std::vector<cmd::Command*>& ScriptManager::GetMacros()
 	{
 		macros.clear();
diff --git a/aegisub/src/auto4_base.h b/aegisub/src/auto4_base.h
index a6cb23b85..11e218e36 100644
--- a/aegisub/src/auto4_base.h
+++ b/aegisub/src/auto4_base.h
@@ -223,6 +223,8 @@ namespace Automation4 {
 		void RemoveAll();
 		/// Reload all scripts mananaged
 		virtual void Reload() = 0;
+		/// Reload a single managed script
+		virtual void Reload(Script *script);
 
 		/// Get all managed scripts (both loaded and invalid)
 		const std::vector<Script*>& GetScripts() const { return scripts; }
diff --git a/aegisub/src/dialog_automation.cpp b/aegisub/src/dialog_automation.cpp
index f04a54f2b..e6256ac0d 100644
--- a/aegisub/src/dialog_automation.cpp
+++ b/aegisub/src/dialog_automation.cpp
@@ -231,10 +231,13 @@ void DialogAutomation::OnReload(wxCommandEvent &)
 	int i = list->GetNextItem(-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
 	if (i < 0) return;
 
-	Automation4::Script *script = script_info[list->GetItemData(i)].script;
-	script->Reload();
+	ExtraScriptInfo const& ei = script_info[list->GetItemData(i)];
+	if (ei.is_global)
+		global_manager->Reload(ei.script);
+	else
+		local_manager->Reload(ei.script);
 
-	SetScriptInfo(i, script);
+	SetScriptInfo(i, ei.script);
 }
 
 static wxString fac_to_str(const Automation4::ScriptFactory* f) {