diff --git a/src/scripts/component/selected-chromosome.ts b/src/scripts/component/selected-chromosome.ts
index 22dccd449f4600f4d1f37189245dd520b804f4cb..751c9784b56f5ce2f02ed5cff142e0cdaa605ed3 100644
--- a/src/scripts/component/selected-chromosome.ts
+++ b/src/scripts/component/selected-chromosome.ts
@@ -85,7 +85,7 @@ export default function () {
       selectedChromosomeUpdate
         .select<SVGElement>("." + classes.genes)
         .datum<GeneData[]>(d => d.genes)
-        .call(geneComponent, ruleComponent.scale(), 30, 70);
+        .call(geneComponent, ruleComponent.scale(), 20, 70);
 
     });