diff --git a/src/TypeDef.h b/src/TypeDef.h
index 55434cf1..17ff288e 100644
--- a/src/TypeDef.h
+++ b/src/TypeDef.h
@@ -615,6 +615,11 @@
 */
 typedef unsigned long RadioLibTime_t;
 
+/*!
+  \brief Type used for radio-agnostic IRQ flags.
+*/
+typedef uint8_t RadioIrqFlags_t;
+
 /*!
   \}
 */