diff --git a/client/assets/styles/colours.less b/client/assets/styles/colours.less
index b99f7f3d..fccade9c 100644
--- a/client/assets/styles/colours.less
+++ b/client/assets/styles/colours.less
@@ -184,9 +184,9 @@ button {
 
 @keyframes target-ko {
     0% {
-        opacity: 100%;
+        opacity: 1;
     }
     100% {
-        opacity: 20%;
+        opacity: 0.2;
     }
 }