diff --git a/workflow/rna-seq.nf b/workflow/rna-seq.nf
index 1ed7d14712c0da90eca6644a5f40a3325cfffaf4..12cb63d6e9ac3bd584a0dbe6fb2a24e1394de046 100644
--- a/workflow/rna-seq.nf
+++ b/workflow/rna-seq.nf
@@ -1259,7 +1259,7 @@ process uploadExecutionRun {
   curl -H 'Content-Type: application/json' -X PUT -d \
     '{ \
       "ID": "${workflow.sessionId}" \
-      "ExecutionRunRID": "\${executionRun_rid}" \
+      "ExecutionRunRID": "'\${executionRun_rid}'" \
     }' \
     "https://9ouc12dkwb.execute-api.us-east-2.amazonaws.com/prod/db/track"
   """