diff --git a/lv2/aarch64/ToobAmp.lv2/CabSim.ttl b/lv2/aarch64/ToobAmp.lv2/CabSim.ttl
index 66490c3..d689338 100644
--- a/lv2/aarch64/ToobAmp.lv2/CabSim.ttl
+++ b/lv2/aarch64/ToobAmp.lv2/CabSim.ttl
@@ -42,7 +42,7 @@
 
 <http://two-play.com/plugins/toob-cab-sim>
         a lv2:Plugin ,
-                lv2:SimulatorPlugin ;
+                lv2:AmplifierPlugin ;
         doap:name "TooB Cab Simulator" ,
                 "TooB Cab Simulator"@en-gb 
                 ;
diff --git a/lv2/aarch64/ToobAmp.lv2/InputStage.ttl b/lv2/aarch64/ToobAmp.lv2/InputStage.ttl
index eeb45b2..736e19c 100644
--- a/lv2/aarch64/ToobAmp.lv2/InputStage.ttl
+++ b/lv2/aarch64/ToobAmp.lv2/InputStage.ttl
@@ -52,7 +52,7 @@ inputStage:filterGroup
 
 <http://two-play.com/plugins/toob-input_stage>
         a lv2:Plugin ,
-                lv2:SimulatorPlugin ;
+                lv2:MixerPlugin ;
         doap:name "TooB Input Stage" ,
                 "TooB Input Stage"@en-gb 
                 ;
diff --git a/lv2/aarch64/ToobAmp.lv2/PowerStage2.ttl b/lv2/aarch64/ToobAmp.lv2/PowerStage2.ttl
index 749b344..0563734 100644
--- a/lv2/aarch64/ToobAmp.lv2/PowerStage2.ttl
+++ b/lv2/aarch64/ToobAmp.lv2/PowerStage2.ttl
@@ -60,7 +60,7 @@ pstage:stage3
 
 <http://two-play.com/plugins/toob-power-stage-2>
         a lv2:Plugin ,
-                lv2:SimulatorPlugin ;
+                lv2:AmplifierPlugin ;
 
         doap:name "TooB Power Stage";
 
diff --git a/lv2/aarch64/ToobAmp.lv2/ToneStack.ttl b/lv2/aarch64/ToobAmp.lv2/ToneStack.ttl
index 042818a..a3db68b 100644
--- a/lv2/aarch64/ToobAmp.lv2/ToneStack.ttl
+++ b/lv2/aarch64/ToobAmp.lv2/ToneStack.ttl
@@ -42,7 +42,7 @@
 
 <http://two-play.com/plugins/toob-tone-stack>
         a lv2:Plugin ,
-                lv2:SimulatorPlugin ;
+                lv2:AmplifierPlugin ;
                 doap:name "TooB Tone Stack" ,
                 "TooB Tone Stack"@en-gb 
                 ;
diff --git a/lv2/aarch64/ToobAmp.lv2/ToobML.ttl b/lv2/aarch64/ToobAmp.lv2/ToobML.ttl
index aded817..c715b04 100644
--- a/lv2/aarch64/ToobAmp.lv2/ToobML.ttl
+++ b/lv2/aarch64/ToobAmp.lv2/ToobML.ttl
@@ -40,7 +40,7 @@ toobml:filterGroup
 
 <http://two-play.com/plugins/toob-ml>
         a lv2:Plugin ,
-                lv2:SimulatorPlugin ;
+                lv2:AmplifierPlugin ;
                 doap:name "TooB ML Amplifier" ,
                 "TooB ML Amplifier"@en-gb 
                 ;