diff --git a/rootfs/etc/s6-overlay/scripts/adsbx-stats b/rootfs/etc/s6-overlay/scripts/adsbx-stats
index accd6b0..ac71ea4 100755
--- a/rootfs/etc/s6-overlay/scripts/adsbx-stats
+++ b/rootfs/etc/s6-overlay/scripts/adsbx-stats
@@ -24,13 +24,13 @@ s6wrap=(s6wrap --quiet --timestamps --prepend="$(basename "$0")" --args)
 # Check if ADSBExchange is configured
 if ! grep -i adsbexchange.com <<< "$ULTRAFEEDER_CONFIG" >/dev/null 2>&1; then
     "${s6wrap[@]}" echo "AdsbExchange not configured - no stats package needed"
-    sleep infinity & wait $!
+    exec sleep infinity
 fi
 
 # Check if ADSBExchange stats are disabled
 if chk_disabled "$ADSBX_STATS" ; then
     "${s6wrap[@]}" echo "AdsbExchange stats disabled"
-    sleep infinity & wait $!
+    exec sleep infinity
 fi
 
 # prep work:
@@ -43,7 +43,7 @@ fi
 if [[ ! -f /usr/local/bin/json-status ]]; then
     if ! curl -sSL -o /usr/local/bin/json-status https://raw.githubusercontent.com/sdr-enthusiasts/docker-adsb-ultrafeeder/main/downloads/adsbexchange-json-status; then
         "${s6wrap[@]}" echo "ERROR: AdsbExchange configured, but cannot download stats package! AdsbExchange will be fed but stats will not be available"
-        sleep infinity & wait $!
+        exec sleep infinity
     fi
     chmod 755 /usr/local/bin/json-status
 fi
@@ -89,4 +89,4 @@ fi
 } &
 
 "${s6wrap[@]}" echo "invoking: /usr/local/bin/json-status"
-"${s6wrap[@]}" /usr/local/bin/json-status
+exec "${s6wrap[@]}" /usr/local/bin/json-status
diff --git a/rootfs/etc/s6-overlay/scripts/readsb b/rootfs/etc/s6-overlay/scripts/readsb
index d8ee014..ba29c24 100755
--- a/rootfs/etc/s6-overlay/scripts/readsb
+++ b/rootfs/etc/s6-overlay/scripts/readsb
@@ -254,8 +254,11 @@ if [[ -n "$READSB_NET_VRS_PORT" ]]; then
 fi
 
 # make sure the db file exists, and if it does, use it
-if [[ -e $TAR1090_INSTALL_DIR/aircraft.csv.gz ]]; then
-    if [[ "$TAR1090_ENABLE_AC_DB" == "true" ]]; then
+if [[ "$TAR1090_ENABLE_AC_DB" == "true" ]]; then
+    if [[ -e $TAR1090_UPDATE_DIR/aircraft.csv.gz ]]; then
+        READSB_CMD+=("--db-file=$TAR1090_UPDATE_DIR/aircraft.csv.gz")
+    elif [[ -e $TAR1090_INSTALL_DIR/aircraft.csv.gz ]]; then
+        # fallback to container supplied not updated csv.gz
         READSB_CMD+=("--db-file=$TAR1090_INSTALL_DIR/aircraft.csv.gz")
     fi
 fi