diff --git a/Directory.Build.props b/Directory.Build.props
index 28e3f04..fe2fced 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<Product>Robots</Product>
-		<Version>1.1.11</Version>
+		<Version>1.2.0</Version>
 		<Authors>Robots Authors</Authors>
 		<Description>Create and simulate ABB, KUKA, UR, and Staubli robot programs.</Description>
 		<PackageTags>Robots;ABB;KUKA;UR;Staubli;Robotics</PackageTags>
diff --git a/RELEASE b/RELEASE
index 4717bbb..114f5da 100644
--- a/RELEASE
+++ b/RELEASE
@@ -1,8 +1,8 @@
-- version: 1.1.11
+- version: 1.2.0
   changes:
-  - Added variable targets input to Create Program component.
+  - Added new Create Program component with variable targets input.
   - Added error message when 3dm library file is not found.
-  - Fix regression joint param not allowing null or empty.
+  - Fixed regression joint param not allowing null or empty.
 
 - version: 1.1.10
   changes:
diff --git a/src/Robots.Grasshopper/Program/CreateProgramVariable.cs b/src/Robots.Grasshopper/Program/CreateProgramVariable.cs
index fcca1ef..f9c830b 100644
--- a/src/Robots.Grasshopper/Program/CreateProgramVariable.cs
+++ b/src/Robots.Grasshopper/Program/CreateProgramVariable.cs
@@ -3,7 +3,7 @@
 
 namespace Robots.Grasshopper;
 
-public class CreateProgramVariable : GH_Component
+public class CreateProgramVariable : GH_Component, IGH_VariableParameterComponent
 {
     RobotSystem? _robotSystem;
 
@@ -157,4 +157,10 @@ protected override void SolveInstance(IGH_DataAccess DA)
             AddRuntimeMessage(GH_RuntimeMessageLevel.Error, "Errors in program");
         }
     }
+
+    bool IGH_VariableParameterComponent.CanInsertParameter(GH_ParameterSide side, int index) => false;
+    bool IGH_VariableParameterComponent.CanRemoveParameter(GH_ParameterSide side, int index) => false;
+    IGH_Param IGH_VariableParameterComponent.CreateParameter(GH_ParameterSide side, int index) => default!;
+    bool IGH_VariableParameterComponent.DestroyParameter(GH_ParameterSide side, int index) => false;
+    void IGH_VariableParameterComponent.VariableParameterMaintenance() { }
 }