diff --git a/embassy-rp/src/gpio.rs b/embassy-rp/src/gpio.rs
index 520043b07..cb54375e4 100644
--- a/embassy-rp/src/gpio.rs
+++ b/embassy-rp/src/gpio.rs
@@ -603,7 +603,7 @@ impl<'d> Flex<'d> {
 
     #[inline]
     fn bit(&self) -> u32 {
-        1 << self.pin.pin()
+        1 << (self.pin.pin() % 32)
     }
 
     /// Set the pin's pull.