diff --git a/survivor.wdl b/survivor.wdl
index 264171363b723d52a38c66146498b9a43dfb76b5..13119324ff965be69c68a837e3aa9b9806de5cab 100644
--- a/survivor.wdl
+++ b/survivor.wdl
@@ -12,7 +12,7 @@ task Merge {
         String sample
         String outputPath
 
-        String memory = "128G"
+        String memory = "24G"
         String dockerImage = "quay.io/biocontainers/survivor:1.0.6--h6bb024c_0"
     }