diff --git a/plugin/chassis.hpp b/plugin/chassis.hpp
index 381a1a3..bc4ba41 100644
--- a/plugin/chassis.hpp
+++ b/plugin/chassis.hpp
@@ -101,7 +101,7 @@ class Chassis : public Plugin {
     double sampleRate;
     uint32_t lastEvent;
     // Voice voice[NUM_VOICES];
-    uint8_t vPtr;
+    uint8_t vPtr = 0;
 
     Synth s;