diff --git a/scorometer/main.py b/scorometer/main.py
index d6ed176..5a12759 100755
--- a/scorometer/main.py
+++ b/scorometer/main.py
@@ -27,7 +27,8 @@ def send(o):
 	print(json.dumps(o), flush=True)
 
 def log(level, message):
-	send({"type": "log", "level": level, "message": message})
+	o = {"type": "log", "level": level, "message": message}
+	print(json.dumps(o), flush=True, file=sys.stderr)
 
 def debug(message):
 	log("DEBUG", message)
diff --git a/scorometer/tests/almost_perfect_play/output b/scorometer/tests/almost_perfect_play/output
index bf3a024..9b9520c 100644
--- a/scorometer/tests/almost_perfect_play/output
+++ b/scorometer/tests/almost_perfect_play/output
@@ -7,4 +7,4 @@
 {"id": 8, "timingScore": "perfect", "timingInformation": "perfect"}
 {"id": 9, "timingScore": "perfect", "timingInformation": "perfect"}
 {"id": 10, "timingScore": "perfect", "timingInformation": "perfect"}
-{"overallScore": 900, "score": {}}
+{"overallScore": 850, "score": {}}
diff --git a/scorometer/tests/random_miss/output b/scorometer/tests/random_miss/output
index c72e8a4..072470a 100644
--- a/scorometer/tests/random_miss/output
+++ b/scorometer/tests/random_miss/output
@@ -6,4 +6,4 @@
 {"id": 8, "timingScore": "good", "timingInformation": "late"}
 {"id": 9, "timingScore": "perfect", "timingInformation": "perfect"}
 {"id": 10, "timingScore": "perfect", "timingInformation": "perfect"}
-{"overallScore": 750, "score": {}}
+{"overallScore": 650, "score": {}}
diff --git a/scorometer/tests/runner.sh b/scorometer/tests/runner.sh
index 471410f..f7d67c7 100755
--- a/scorometer/tests/runner.sh
+++ b/scorometer/tests/runner.sh
@@ -10,7 +10,7 @@ TESTS_SUCCESS=0
 TESTS_FAILED=0
 
 function test {
-  cat $1/input | BACK_URL="http://localhost:3000" MUSICS_FOLDER="../../musics/" python3 ../main.py  | grep -v '"type": "log"' &> /tmp/scorometer_res
+  cat $1/input | BACK_URL="http://localhost:3000" MUSICS_FOLDER="../../musics/" python3 ../main.py 1> /tmp/scorometer_res 2> /dev/null
   TESTS_DONE=$((TESTS_DONE + 1))
   if ! diff $1/output /tmp/scorometer_res &>/dev/null; then
     echo "$t failed, do runner.sh $t for more info"
@@ -27,7 +27,7 @@ then
   done
   exit $TESTS_FAILED
 else
-  cat $1/input | BACK_URL="http://localhost:3000" MUSICS_FOLDER="../../musics/" python3 ../main.py | grep -v '"type": "log"' &> /tmp/scorometer_res
+  cat $1/input | BACK_URL="http://localhost:3000" MUSICS_FOLDER="../../musics/" python3 ../main.py 1> /tmp/scorometer_res 2> /dev/null
   echo "=========== CURRENT OUTPUT ==========="
   cat /tmp/scorometer_res
   echo "======================================"