diff --git a/biopet/bamstats.wdl b/biopet/bamstats.wdl
index df919ef82352df4c73b4ec6efe290c2d5b34784b..d48e55f6893b1b8ce44a6309a91bca8e5d368811 100644
--- a/biopet/bamstats.wdl
+++ b/biopet/bamstats.wdl
@@ -15,7 +15,7 @@ task Generate {
         Boolean tsvOutputs = false
         String outputDir
         Reference? reference
-        Int memory = 4
+        Int memory = 8
         Float memoryMultiplier = 2.0
     }