diff --git a/src/modules/SX128x/SX128x.cpp b/src/modules/SX128x/SX128x.cpp
index 0a5333f2..098d2f21 100644
--- a/src/modules/SX128x/SX128x.cpp
+++ b/src/modules/SX128x/SX128x.cpp
@@ -557,7 +557,7 @@ int16_t SX128x::startReceive() {
   return(this->startReceive(RADIOLIB_SX128X_RX_TIMEOUT_INF, RADIOLIB_SX128X_IRQ_RX_DEFAULT, RADIOLIB_SX128X_IRQ_RX_DONE, 0));
 }
 
-int16_t SX128x::startReceive(uint16_t timeout, uint16_t irqFlags, uint16_t irqMask, size_t len) {
+int16_t SX128x::startReceive(uint16_t timeout, uint32_t irqFlags, uint32_t irqMask, size_t len) {
   (void)len;
   
   // check active modem
diff --git a/src/modules/SX128x/SX128x.h b/src/modules/SX128x/SX128x.h
index a68f6c5b..8bc00346 100644
--- a/src/modules/SX128x/SX128x.h
+++ b/src/modules/SX128x/SX128x.h
@@ -551,7 +551,7 @@ class SX128x: public PhysicalLayer {
       \param len Only for PhysicalLayer compatibility, not used.
       \returns \ref status_codes
     */
-    int16_t startReceive(uint16_t timeout, uint16_t irqFlags = RADIOLIB_SX128X_IRQ_RX_DEFAULT, uint16_t irqMask = RADIOLIB_SX128X_IRQ_RX_DONE, size_t len = 0);
+    int16_t startReceive(uint16_t timeout, uint32_t irqFlags = RADIOLIB_SX128X_IRQ_RX_DEFAULT, uint32_t irqMask = RADIOLIB_SX128X_IRQ_RX_DONE, size_t len = 0);
 
     /*!
       \brief Reads the current IRQ status.