diff --git a/core/Gain.hpp b/core/Gain.hpp
index 0624eab..1181263 100644
--- a/core/Gain.hpp
+++ b/core/Gain.hpp
@@ -6,10 +6,8 @@
 class Gain {
 public:
   Gain(float init_gain = 1.0f);
-  // Process mono signal
-  void process(const float *in, float *out, uint32_t frames);
 
-  // Process stereo (two channels)
+  void process(const float *in, float *out, uint32_t frames);
   void processStereo(const float *inLeft, const float *inRight, float *outLeft,
                      float *outRight, uint32_t frames);
 
@@ -21,4 +19,4 @@ public:
   float getGain() const { return gain_; }
 };
 
-#endif // GAIN_H__INCLUDED
\ No newline at end of file
+#endif // GAIN_H_INCLUDED
\ No newline at end of file