diff --git a/src/nba/include/nba/rom/gpio/gpio.hpp b/src/nba/include/nba/rom/gpio/gpio.hpp
index eec8504..3566079 100644
--- a/src/nba/include/nba/rom/gpio/gpio.hpp
+++ b/src/nba/include/nba/rom/gpio/gpio.hpp
@@ -36,7 +36,7 @@ struct GPIO {
     return nullptr;
   }
 
-  bool ALWAYS_INLINE IsReadable() const {
+  bool inline IsReadable() const {
     return allow_reads;
   }