diff --git a/src/main/java/net/haesleinhuepf/clij2/plugins/GenerateParametricImage.java b/src/main/java/net/haesleinhuepf/clij2/plugins/GenerateParametricImage.java
index fd69c0ca..e2e02c0e 100644
--- a/src/main/java/net/haesleinhuepf/clij2/plugins/GenerateParametricImage.java
+++ b/src/main/java/net/haesleinhuepf/clij2/plugins/GenerateParametricImage.java
@@ -38,7 +38,7 @@ public boolean executeCL() {
     }
 
     public static boolean generateParametricImage(CLIJ2 clij2, ClearCLImageInterface label_map, ClearCLImageInterface parameter_value_vector,  ClearCLImageInterface parametric_image_destination) {
-       clij2.replaceIntensities(parameter_value_vector, label_map, parametric_image_destination);
+       clij2.replaceIntensities(label_map, parameter_value_vector, parametric_image_destination);
        return true;
     }