diff --git a/litex/soc/cores/gpio.py b/litex/soc/cores/gpio.py
index 4605cbd66..d278fc172 100644
--- a/litex/soc/cores/gpio.py
+++ b/litex/soc/cores/gpio.py
@@ -40,6 +40,7 @@ class _GPIOIRQ:
                 )
             ]
             setattr(self.ev, f"i{n}", esp)
+            self.ev.finalize()
 
 # GPIO Input ---------------------------------------------------------------------------------------