diff --git a/MCServer/Plugins/APIDump/Hooks/OnExecuteCommand.lua b/MCServer/Plugins/APIDump/Hooks/OnExecuteCommand.lua
index 79b7bb055..db7eb97d1 100644
--- a/MCServer/Plugins/APIDump/Hooks/OnExecuteCommand.lua
+++ b/MCServer/Plugins/APIDump/Hooks/OnExecuteCommand.lua
@@ -16,10 +16,9 @@ return
 			If the command is in-game, the first parameter to the hook function is the {{cPlayer|player}} who's
 			executing the command. If the command comes from the server console, the first parameter is nil.</p>
 			<p>
-			The server calls this hook even for unregistered (unknown) console commands. However, it doesn't call
-			the hook for unregistered in-game commands, simply because there's no way to distinguish between a
-			command and a chat message. If a plugin needs to intercept unknown in-game commands, it should use the
-			{{OnChat|HOOK_CHAT}} hook.
+			The server calls this hook even for unregistered (unknown) console commands. It also calls the hook
+			for unknown in-game commands, as long as they begin with a slash ('/'). If a plugin needs to intercept
+			in-game chat messages not beginning with a slash, it should use the {{OnChat|HOOK_CHAT}} hook.
 		]],
 		Params =
 		{
diff --git a/src/Bindings/PluginManager.cpp b/src/Bindings/PluginManager.cpp
index 15bea22bd..db2493955 100644
--- a/src/Bindings/PluginManager.cpp
+++ b/src/Bindings/PluginManager.cpp
@@ -1445,6 +1445,13 @@ cPluginManager::CommandResult cPluginManager::HandleCommand(cPlayer & a_Player,
 	if (cmd == m_Commands.end())
 	{
 		// Command not found
+		// If it started with a slash, ask the plugins if they still want to handle it:
+		if (!a_Command.empty() && (a_Command[0] == '/'))
+		{
+			CommandResult Result = crUnknownCommand;
+			CallHookExecuteCommand(&a_Player, Split, a_Command, Result);
+			return Result;
+		}
 		return crUnknownCommand;
 	}