diff --git a/ap/ap.py b/ap/ap.py
index 2c18084..aadbd97 100644
--- a/ap/ap.py
+++ b/ap/ap.py
@@ -100,11 +100,12 @@ for run in range(last_run,0,-1):
 
         f_log = open(log_file, "w")
 
-        credential_file = choice(credential_files)
+        if logbook_url is not None:
+            credential_file = choice(credential_files)
 
-        log_run = f'python {dir_ap}/ap/update-spreadsheet.py --url {logbook_url} --unique_run {unique_run_number} --run_number {run_number} --acq_number {acq_number} --user_tag {user_tag} --cell_name {cell_name} --time_run_taken {trun} --motor_name {motor_name} --motor_value {motor_value} --credentials {credential_file}'
-        process=Popen(log_run, shell=True, stdout=process_log_file, stderr=process_log_file)
-        print(log_run, file = f_log)
+            log_run = f'python {dir_ap}/ap/update-spreadsheet.py --url {logbook_url} --unique_run {unique_run_number} --run_number {run_number} --acq_number {acq_number} --user_tag {user_tag} --cell_name {cell_name} --time_run_taken {trun} --motor_name {motor_name} --motor_value {motor_value} --credentials {credential_file}'
+            process=Popen(log_run, shell=True, stdout=process_log_file, stderr=process_log_file)
+            print(log_run, file = f_log)
 
         f_log.close()
 
@@ -203,11 +204,12 @@ for run in range(1, last_run+1):
 
                 f_log = open(log_file, "w")
 
-                credential_file = choice(credential_files)
+                if logbook_url is not None:
+                    credential_file = choice(credential_files)
 
-                log_laser = f'python {dir_ap}/ap/update-spreadsheet.py --url {logbook_url} --unique_run {unique_run_number} --number_frames {nframes} --hits_rate {hitrate_value} --laser {laser} --credentials {credential_file}'
-                process=Popen(log_laser, shell=True, stdout=process_log_file, stderr=process_log_file)
-                print(log_laser, file = f_log)
+                    log_laser = f'python {dir_ap}/ap/update-spreadsheet.py --url {logbook_url} --unique_run {unique_run_number} --number_frames {nframes} --hits_rate {hitrate_value} --laser {laser} --credentials {credential_file}'
+                    process=Popen(log_laser, shell=True, stdout=process_log_file, stderr=process_log_file)
+                    print(log_laser, file = f_log)
 
                 #slurm_partition = choice(["prod-aramis", "prod-aramis", "prod-aramis", "prod-athos"])
                 slurm_partition = choice(["prod-aramis", "prod-aramis", "prod-aramis"])