diff --git a/src/binmode/irtoy-air.c b/src/binmode/irtoy-air.c
index 3ad708c4..c1183fcb 100644
--- a/src/binmode/irtoy-air.c
+++ b/src/binmode/irtoy-air.c
@@ -99,7 +99,7 @@ ASCII decimals representing the lengths of pulse and no-pulse in uS (anyone thin
 void irtoy_air_service(void){
     //while(true) pio_irio_get();
     return;
-
+#if 0
     //need to be careful about PIO fifo overflow here
     if (!tud_cdc_n_connected(CDC_INTF)) {
         //rc5_drain_fifo();
@@ -114,7 +114,7 @@ void irtoy_air_service(void){
         return;
     }
     const char version[4] = {'V', (HARDWARE_VERSION + 0x30), FIRMWARE_VERSION_H, FIRMWARE_VERSION_L};
-    
+
     switch (c) {
         case 'V':
         case 'v':// Acquire Version
@@ -125,5 +125,7 @@ void irtoy_air_service(void){
 
     }
 
+    #endif
+
 }
 
diff --git a/src/binmode/irtoy-irman.c b/src/binmode/irtoy-irman.c
index ccbe51e3..3f833d48 100644
--- a/src/binmode/irtoy-irman.c
+++ b/src/binmode/irtoy-irman.c
@@ -86,7 +86,7 @@ void irtoy_irman_rx(void) {
 }
 
 void irtoy_irman_service(void){
-
+    static const char ok[2]="OK";
     if (!tud_cdc_n_connected(CDC_INTF)) {
         rc5_drain_fifo();
         return;
@@ -104,7 +104,6 @@ void irtoy_irman_service(void){
     switch (c) {
         case 'r': //IRMAN decoder mode
         case 'R':
-            const char ok[2]="OK";
             script_send(ok, 2);
             break;
         case 'V':