diff --git a/plugin/barrverb.cpp b/plugin/barrverb.cpp
index afeec24..469170c 100644
--- a/plugin/barrverb.cpp
+++ b/plugin/barrverb.cpp
@@ -83,6 +83,12 @@ void BarrVerb::initAudioPort(bool input, uint32_t index, AudioPort &port) {
 void BarrVerb::initProgramName(uint32_t index, String &programName) {
 
     programName = "init program"; //&prog_name[index & 0x3f];
+    programName = prog_name[index & 0x3f].c_str();
+
+}
+
+void BarrVerb::loadProgram(uint32_t index) {
+    prog_offset = (index & 0x3f) << 7;
 }
 
 // Processing functions
@@ -122,7 +128,7 @@ void BarrVerb::run(const float **inputs, float **outputs, uint32_t frames) {
     for (uint32_t i=0; i < frames; i+=2) {
         // run the actual DSP engine for each sample
         for (uint8_t step = 0; step < 128; step++) {
-            opcode = rom[(128*57) + step];
+            opcode = rom[prog_offset + step];
             switch (opcode & 0xc000) {
                 case 0x0000:
                     ai = ram[ptr];
diff --git a/plugin/barrverb.hpp b/plugin/barrverb.hpp
index 40c4e64..3cc1f22 100644
--- a/plugin/barrverb.hpp
+++ b/plugin/barrverb.hpp
@@ -45,17 +45,20 @@ class BarrVerb : public Plugin {
     // Initialisation
     void initAudioPort(bool input, uint32_t index, AudioPort &port) override;
     void initProgramName(uint32_t index, String &programName) override;
-    
+    void loadProgram(uint32_t index) override;
+
     // Processing
     void activate() override;
     void deactivate() override;
     void run(const float **inputs, float **outputs, uint32_t frames) override;
 
    private:
+
     float c1_1, c2_1, d0_1, c1_2, c2_2, d0_2, in_z1, in_z2, in_z12,in_z22, out_z1, out_z2;
 
     int16_t ai, li, acc;
     uint16_t ptr;
+    uint16_t prog_offset;
 
     int16_t *ram;
     float *lowpass;