diff --git a/src/clap/six-sines-clap.cpp b/src/clap/six-sines-clap.cpp
index 67e9581..a8c585b 100644
--- a/src/clap/six-sines-clap.cpp
+++ b/src/clap/six-sines-clap.cpp
@@ -55,7 +55,7 @@ struct SixSinesClap : public plugHelper_t, sst::clap_juce_shim::EditorProvider
         clapJuceShim = std::make_unique<sst::clap_juce_shim::ClapJuceShim>(this);
         clapJuceShim->setResizable(false);
     }
-    virtual ~SixSinesClap() {};
+    virtual ~SixSinesClap(){};
 
     std::unique_ptr<Synth> engine;
     size_t blockPos{0};
diff --git a/src/dsp/node_support.h b/src/dsp/node_support.h
index 5deb3ae..b32e92c 100644
--- a/src/dsp/node_support.h
+++ b/src/dsp/node_support.h
@@ -378,6 +378,9 @@ template <typename T> struct ModulationSupport
         case ModMatrixConfig::Source::RELEASED:
             sourcePointers[which] = &voiceValues.ungatedFloat;
             break;
+        case ModMatrixConfig::Source::KEYTRACK_FROM_60:
+            sourcePointers[which] = &voiceValues.keytrackFrom60;
+            break;
 
         case ModMatrixConfig::Source::MPE_PRESSURE:
             sourcePointers[which] = &voiceValues.mpePressure;
diff --git a/src/synth/mod_matrix.cpp b/src/synth/mod_matrix.cpp
index 0b8f200..8658f3c 100644
--- a/src/synth/mod_matrix.cpp
+++ b/src/synth/mod_matrix.cpp
@@ -53,6 +53,7 @@ ModMatrixConfig::ModMatrixConfig()
     add(GATED, "Voice", "Gated");
     add(RELEASED, "Voice", "Released");
     add(UNISON_VAL, "Voice", "Unison Position");
+    add(KEYTRACK_FROM_60, "Voice", "Keytrack from 60");
 
     add(MPE_PRESSURE, "MPE", "Pressure");
     add(MPE_TIMBRE, "MPE", "Timbre");
diff --git a/src/synth/mod_matrix.h b/src/synth/mod_matrix.h
index 1a1422b..f29b0dc 100644
--- a/src/synth/mod_matrix.h
+++ b/src/synth/mod_matrix.h
@@ -49,6 +49,7 @@ struct ModMatrixConfig
         GATED = voiceLevel + 50,
         RELEASED = voiceLevel + 51,
         UNISON_VAL = voiceLevel + 60,
+        KEYTRACK_FROM_60 = voiceLevel + 61,
 
         MPE_PRESSURE = voiceLevel + 100,
         MPE_TIMBRE = voiceLevel + 101,
diff --git a/src/synth/synth.h b/src/synth/synth.h
index 66afe13..8ee3682 100644
--- a/src/synth/synth.h
+++ b/src/synth/synth.h
@@ -80,7 +80,7 @@ struct Synth
         void moveVoice(Voice *v, uint16_t p, uint16_t c, uint16_t k, float ve)
         {
             v->setupPortaTo(k, synth.patch.output.portaTime.value);
-            v->voiceValues.key = k;
+            v->voiceValues.setKey(k);
             v->voiceValues.velocity = ve;
             v->retriggerAllEnvelopesForKeyPress();
         }
@@ -88,7 +88,7 @@ struct Synth
         void moveAndRetriggerVoice(Voice *v, uint16_t p, uint16_t c, uint16_t k, float ve)
         {
             v->setupPortaTo(k, synth.patch.output.portaTime.value);
-            v->voiceValues.key = k;
+            v->voiceValues.setKey(k);
             v->voiceValues.velocity = ve;
             v->voiceValues.setGated(true);
             v->retriggerAllEnvelopesForReGate();
@@ -157,7 +157,7 @@ struct Synth
                             obuf[vc].voice = &synth.voices[i];
                             synth.voices[i].used = true;
                             synth.voices[i].voiceValues.setGated(true);
-                            synth.voices[i].voiceValues.key = key;
+                            synth.voices[i].voiceValues.setKey(key);
                             synth.voices[i].voiceValues.channel = ch;
                             synth.voices[i].voiceValues.velocity = vel;
                             synth.voices[i].voiceValues.releaseVelocity = 0;
diff --git a/src/synth/voice_values.h b/src/synth/voice_values.h
index 4ad6fc1..bd10a35 100644
--- a/src/synth/voice_values.h
+++ b/src/synth/voice_values.h
@@ -25,7 +25,7 @@ namespace baconpaul::six_sines
 {
 struct VoiceValues
 {
-    VoiceValues() : gated(gatedV) {}
+    VoiceValues() : gated(gatedV), key(keyV) {}
 
     const bool &gated;
     float gatedFloat, ungatedFloat;
@@ -35,7 +35,14 @@ struct VoiceValues
         gatedFloat = g ? 1.f : 0.f;
         ungatedFloat = 1.0 - gatedFloat;
     }
-    int key{0}, channel{0};
+    void setKey(int k)
+    {
+        keyV = k;
+        keytrackFrom60 = (k - 60) / 12.0;
+    }
+    const int &key;
+    float keytrackFrom60;
+    int channel{0};
     float velocity{0}, releaseVelocity{0};
 
     float polyAt{0};
@@ -54,6 +61,7 @@ struct VoiceValues
 
   private:
     bool gatedV{false};
+    int keyV{0};
 };
 };     // namespace baconpaul::six_sines
 #endif // MONO_VALUES_H