diff --git a/arch/arm/src/rp2040/rp2040_i2c_slave.c b/arch/arm/src/rp2040/rp2040_i2c_slave.c
index b64fee3b6f..4f9d98360e 100644
--- a/arch/arm/src/rp2040/rp2040_i2c_slave.c
+++ b/arch/arm/src/rp2040/rp2040_i2c_slave.c
@@ -257,7 +257,7 @@ static int i2c_interrupt(int irq, void *context, void *arg)
        */
 
       modbits_reg32(RP2040_I2C_IC_INTR_MASK(priv->controller),
-                    0
+                    0,
                     RP2040_I2C_IC_INTR_MASK_M_TX_EMPTY);
     }