diff --git a/webservice/webservice.py b/webservice/webservice.py
index 0e9dab69004e30121ee8304acd29567a71444ba3..ec97eeb24fe4cfe9bd160f92640666bd1cf47a20 100644
--- a/webservice/webservice.py
+++ b/webservice/webservice.py
@@ -276,7 +276,7 @@ def slurm_job_status(jobid):
 
 def query_rid(conn, rid) -> bytes:
     c = conn.cursor()
-    c.execute("SELECT * FROM jobs WHERE rid LIKE ?", rid)
+    c.execute("SELECT * FROM jobs WHERE rid LIKE ?", (rid,))
     combined = {}
     for r in c.fetchall():
         rid, jobid, proposal, run, status, time_, _ = r