diff --git a/common-tools/clas-detector/src/main/java/org/jlab/detector/decode/CLASDecoder4.java b/common-tools/clas-detector/src/main/java/org/jlab/detector/decode/CLASDecoder4.java
index 2b5410b68..0796b64e0 100644
--- a/common-tools/clas-detector/src/main/java/org/jlab/detector/decode/CLASDecoder4.java
+++ b/common-tools/clas-detector/src/main/java/org/jlab/detector/decode/CLASDecoder4.java
@@ -78,6 +78,10 @@ public static CLASDecoder createDecoderDevel(){
         return decoder;
     }
 
+    public void setVariation(String variation) {
+        detectorDecoder.setVariation(variation);
+    }
+
     public void setDebugMode(int mode){
         this.decoderDebugMode = mode;
     }