diff --git a/src/Gamecube_N64.h b/src/Gamecube_N64.h
index 22f6a51..8bd5967 100644
--- a/src/Gamecube_N64.h
+++ b/src/Gamecube_N64.h
@@ -76,13 +76,15 @@ extern "C" {
 
 // functions to communicate with the gc/n64 controller
 uint8_t gc_n64_send_get(const uint8_t pin, uint8_t* command, const uint8_t commandLen,
-    uint8_t* report, const uint8_t reportLen);
+    uint8_t* report, const uint8_t reportLen) __attribute__((noinline));
 
 void gc_n64_send(const uint8_t* buff, uint8_t len,
-    volatile uint8_t* modePort, volatile uint8_t* outPort, uint8_t bitMask);
+    volatile uint8_t* modePort, volatile uint8_t* outPort, uint8_t bitMask)
+    __attribute__((noinline));
 
 uint8_t gc_n64_get(uint8_t* buff, uint8_t len,
-    volatile uint8_t* modePort, volatile uint8_t* outPort, volatile uint8_t * inPort, uint8_t bitMask);
+    volatile uint8_t* modePort, volatile uint8_t* outPort, volatile uint8_t * inPort, uint8_t bitMask)
+    __attribute__((noinline));
 
 #ifdef __cplusplus
 }