diff --git a/README.rst b/README.rst
index c6d6ad9fb36d518619b9915f791ec320f0330225..61b0cd6abcdcb65effd0c911a9cb4f5a4f0f7634 100644
--- a/README.rst
+++ b/README.rst
@@ -79,6 +79,10 @@ added to the HLS spec which this tool isn't aware of.
 ChangeLog
 ---------
 
+* v0.7.5 2019-03-07
+
+  - set default log level to INFO
+
 * v0.7.4 2019-03-07
 
   - initial release
diff --git a/m3u8downloader/__init__.py b/m3u8downloader/__init__.py
index ed9d4d87b643f72ff4a7d8458a1d89f2693423b2..ab55bb1afcfc57eae20afec76d516c55dcd2be7a 100644
--- a/m3u8downloader/__init__.py
+++ b/m3u8downloader/__init__.py
@@ -1 +1 @@
-__version__ = "0.7.4"
+__version__ = "0.7.5"
diff --git a/m3u8downloader/configlogger.py b/m3u8downloader/configlogger.py
index 544528c7e35a212493113787cdb55ccacb5d79b1..6294151d46237bbc7c27321fe99983121343cd7f 100644
--- a/m3u8downloader/configlogger.py
+++ b/m3u8downloader/configlogger.py
@@ -28,10 +28,9 @@ def load_logger_config():
         fileConfig(resource_filename("m3u8downloader", "logger.conf"))
         return
 
-    ENV = os.getenv("ENV", "test")
-    level = logging.INFO if ENV == "prod" else logging.DEBUG
+    level = logging.INFO
     logging.basicConfig(
-        format='%(asctime)s [%(name)s] %(levelname)-8s %(message)s',
+        format='%(asctime)s %(levelname)-8s %(message)s',
         level=level)
     logging.info("Create log dir %s failed. Using basic config, level=%s",
                  logdir, level)
diff --git a/operational b/operational
index ba4391ea595b3e2ba675aa4673b4cb054125b6cd..da9026ed8cf21aab78c131f2e2df986847302b4e 100644
--- a/operational
+++ b/operational
@@ -40,6 +40,13 @@ to handle it on ryzen5.
 * current                                                             :entry:
 ** 
 * done                                                                :entry:
+** 2019-03-07 it works in windows, but there is too many debug log.
+the python project template log config is not designed for windows.
+When in windows, if env not set, just assume we are in prod env.
+
+- this is a pitfall of the logger.conf, it can't use variable for log file
+  path. if using dictConfig, I can use variables.
+
 ** 2019-03-07 READM.rst doesn't render on pypi.
 You can use the following to find errors in your RST that will show up on PyPI: