diff --git a/src/mesh/SX1262Interface.cpp b/src/mesh/SX1262Interface.cpp
index dadd98d0f..69e7f8ee7 100644
--- a/src/mesh/SX1262Interface.cpp
+++ b/src/mesh/SX1262Interface.cpp
@@ -71,6 +71,11 @@ bool SX1262Interface::reconfigure()
     return ERR_NONE;
 }
 
+void INTERRUPT_ATTR SX1262Interface::disableInterrupt()
+{
+    lora.clearDio1Action();
+}
+
 void SX1262Interface::setStandby()
 {
     int err = lora.standby();
diff --git a/src/mesh/SX1262Interface.h b/src/mesh/SX1262Interface.h
index c1e1fb1c6..92b301bfc 100644
--- a/src/mesh/SX1262Interface.h
+++ b/src/mesh/SX1262Interface.h
@@ -29,7 +29,7 @@ class SX1262Interface : public RadioLibInterface
     /**
      * Glue functions called from ISR land
      */
-    virtual void INTERRUPT_ATTR disableInterrupt() { lora.clearDio1Action(); }
+    virtual void disableInterrupt();
 
     /**
      * Enable a particular ISR callback glue function