diff --git a/files/positionGetter.sh b/files/positionGetter.sh
index 503cd379677cf31ac2dfcf73e59dc5540c298a48..dba5913b7edc81d2039d6c63f1169c03a4c9f50c 100755
--- a/files/positionGetter.sh
+++ b/files/positionGetter.sh
@@ -17,8 +17,8 @@ gpsLocations=$(mktemp /tmp/locations-XXXXXX.gps)
 # fi
 # this test prevents any further connection
 
-while [ $(pgrep -a "sniffer.py" >/dev/null; echo $?) == 0 ]; do
-
+while [ $(pgrep -f "sniffer.py" >/dev/null; echo $?) == 0 ]; do
+    # Location °N, °E is expected
     data=$(gpspipe -w -n 10 |grep -om1  "[-]\?[[:digit:]]\{1,3\}\.[[:digit:]]\{9\}.*[[:digit:]]\{1,3\}\.[[:digit:]]\{9\}" | sed 's/"lon"://g')
     # 48.714318200,2.206028200
     # │ Latitude:         48.71441340 N           │
@@ -42,5 +42,5 @@ awk -F',' '
 }
 END {
     print lat/NR,lon/NR,alt/NR;
-}' $gpsLocations > "$(echo $3"/location-"$4".log")"
-# will write eg as ~/mitik-sens/location-MM-DD-HH-MM-wifiX-chan6.log
+}' $gpsLocations > "$(echo $3"/"$4"$(date +%Y%m%d_%H%M%S)-location.gps.log")"
+# will write eg as ~/mitik-sens/
diff --git a/playbooks/start_sens_sniffer.yml b/playbooks/start_sens_sniffer.yml
index 36f427026ce851a09e62f4b21ecbad1bd9f668a6..4355a411f1e56e5f7cb414278f6e7b2907e0b727 100644
--- a/playbooks/start_sens_sniffer.yml
+++ b/playbooks/start_sens_sniffer.yml
@@ -104,4 +104,4 @@
         name: "ansible_sens_gps {{ _hour }} {{ _minute }}"
         minute: "{{ _minute }}"
         hour: "{{ _hour }}"
-        job: "/home/{{ansible_ssh_user}}/positionGetter.sh {{_gps_poll_timeout}} 10 '{{_workdir}}' '{{_location_prefix}}location$(date +%Y%m%d_%H%M%S).gps'"
+        job: "/home/{{ansible_ssh_user}}/positionGetter.sh {{_gps_poll_timeout}} 10 '{{_workdir}}' '{{_location_prefix}}'"