diff --git a/src/main.cpp b/src/main.cpp
index e688a15..04fd3b5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -40,10 +40,10 @@ struct fanMonitor {
   unsigned int last_time;    
   };
 
-void ICACHE_RAM_ATTR handleInterrupt() {
-  rpmCount++;
-  if( rpmCount > 100 ) {
-    rpmCount=0;
+void ICACHE_RAM_ATTR handleInterrupt( struct fanMonitor &fm ) {
+  fm.rpmcount++;
+  if( fm.rpmcount > 100 ) {
+    fm.rpmcount=0;
     Serial.println("100 RPM");
   }
 }
@@ -68,7 +68,7 @@ void setup() {
 
   pinMode(14,INPUT); // 14 = D5
   // attachInterrupt(digitalPinToInterrupt(14), handleInterrupt, RISING);
-  attachInterrupt(14,handleInterrupt,RISING);
+  // attachInterrupt(14,handleInterrupt,RISING);
   
 }