diff --git a/run.sh b/run.sh
index 79fda55..cbeb86a 100644
--- a/run.sh
+++ b/run.sh
@@ -1,9 +1,14 @@
 #!/usr/bin/env bash
 
+LOGGING=""
+if [[ "${LOG_LEVEL}" == "debug" ]]; then
+    LOGGING="--debug "
+fi
+
 # Run wyoming-piper server
 /app/bin/python3 -m wyoming_piper \
     --piper '/app/piper/piper' \
-    --uri 'tcp://0.0.0.0:10200' \
+    --uri "${PIPER_URI:-tcp://0.0.0.0:10200}" \
     --length-scale "${PIPER_LENGTH:-1.0}" \
     --noise-scale "${PIPER_NOISE:-0.667}" \
     --noise-w "${PIPER_NOISEW:-0.333}" \
@@ -11,6 +16,6 @@
     --sentence-silence "${PIPER_SILENCE:-1.2}" \
     --voice "${PIPER_VOICE:-en_US-amy-medium}" \
     --max-piper-procs "${PIPER_PROCS:-1}" \
-    --data-dir /data \
-    --download-dir /data \
-    --use-cuda "$@"
+    --data-dir "${DATA_DIR:-/data}" \
+    --download-dir "${DOWNLOAD_DIR:-/data}"  \
+    --use-cuda ${LOGGING}"$@"