diff --git a/plugins/Nekobi/nekobee-src/nekobee_voice.c b/plugins/Nekobi/nekobee-src/nekobee_voice.c
index e0ec1f0..e223b61 100644
--- a/plugins/Nekobi/nekobee-src/nekobee_voice.c
+++ b/plugins/Nekobi/nekobee-src/nekobee_voice.c
@@ -59,6 +59,9 @@ nekobee_voice_note_on(nekobee_synth_t *synth, nekobee_voice_t *voice,
     voice->key      = key;
     voice->velocity = velocity;
     voice->vcf_eg = 9.8f;
+    voice->vca_eg = 1.0f;
+    // 1.5M and 1uF
+    voice->vca_tc = 1 / 1.5 * synth->deltat;
 
 
    if (!synth->monophonic || !(_ON(voice) || _SUSTAINED(voice))) {
@@ -181,6 +184,9 @@ nekobee_voice_note_off(nekobee_synth_t *synth, nekobee_voice_t *voice,
 {
     unsigned char previous_top_key;
 
+    voice->vca_tc = 1 / 0.0022 * synth->deltat;
+
+
     /* save release velocity */
     voice->velocity = rvelocity;
 
diff --git a/plugins/Nekobi/nekobee-src/nekobee_voice_render.c b/plugins/Nekobi/nekobee-src/nekobee_voice_render.c
index 90e3903..9ba69f6 100644
--- a/plugins/Nekobi/nekobee-src/nekobee_voice_render.c
+++ b/plugins/Nekobi/nekobee-src/nekobee_voice_render.c
@@ -119,6 +119,7 @@ void vcf(nekobee_synth_t *synth, float *out, uint32_t count) {
           delay3 = voice->delay3, delay4 = voice->delay4;
 
     float vcf_eg = voice->vcf_eg;
+    float vca_eg = voice->vca_eg;
     float delayhp = voice->delayhp;
 
     // to get the correct cutoff first we need Q10's collector current
@@ -193,8 +194,10 @@ void vcf(nekobee_synth_t *synth, float *out, uint32_t count) {
             delayhp = hp;
             fout = delay4-hp;
         }
-        out[i] = fout;
+        out[i] = fout * vca_eg;
         vcf_eg *= 1 - voice->vcf_tc;
+        vca_eg *= 1 - voice->vca_tc;
+
     }
     voice->delay1 = delay1;
     voice->delay2 = delay2;
@@ -202,6 +205,8 @@ void vcf(nekobee_synth_t *synth, float *out, uint32_t count) {
     voice->delay4 = delay4;
 
     voice->vcf_eg = vcf_eg;
+    voice->vca_eg = vca_eg;
+
     voice->delayhp = delayhp;
 }