diff --git a/common.wdl b/common.wdl
index 85ba84f392302e72bd93d06707c8ce8a202711a6..af3b66bf470be5da4cf72ca1bcb8d5cc77cacb88 100644
--- a/common.wdl
+++ b/common.wdl
@@ -30,7 +30,7 @@ task CheckFileMD5 {
     command {
         set -e -o pipefail
         MD5SUM=$(md5sum ~{file} | cut -d ' ' -f 1)
-        MD5SUM_CORRECT=$(cat ~{md5} | | grep ~{basename(file)} | cut -d ' ' -f 1)
+        MD5SUM_CORRECT=$(cat ~{md5} | grep ~{basename(file)} | cut -d ' ' -f 1)
         [ $MD5SUM = $MD5SUM_CORRECT ]
     }
 }