diff --git a/[core]/es_extended/shared/functions.lua b/[core]/es_extended/shared/functions.lua
index fc342bce..1a5d0090 100644
--- a/[core]/es_extended/shared/functions.lua
+++ b/[core]/es_extended/shared/functions.lua
@@ -164,3 +164,10 @@ function ESX.AssertType(...)
 
     return matches
 end
+
+---@param val unknown
+function ESX.IsFunctionReference(val)
+    local typeVal = type(val)
+
+    return typeVal == "function" or (typeVal == "table" and type(getmetatable(val)?.__call) == "function")
+end
\ No newline at end of file