diff --git a/src/View/Study/Window.py b/src/View/Study/Window.py
index 4a0b4421..de7c759f 100644
--- a/src/View/Study/Window.py
+++ b/src/View/Study/Window.py
@@ -135,7 +135,7 @@ All right reserved.
         date.toggled.connect(self.set_date)
 
         md_edit = self.find(QPlainTextEdit, "plainTextEdit_description")
-        #md_previou = self.find(QTextBrowser, "textBrowser_description")
+        # md_preview = self.find(QTextBrowser, "textBrowser_description")
         md_edit.textChanged.connect(
             lambda: self.set_text_edit_text(
                 "textBrowser_description",
diff --git a/src/tools.py b/src/tools.py
index 7d36d5d7..60e4ee9f 100644
--- a/src/tools.py
+++ b/src/tools.py
@@ -271,6 +271,7 @@ def timestamp_to_old_pamhyr_date(time: int):
 
     return s
 
+
 def get_user_name():
     if posix:
         return pwd.getpwuid(os.getuid()).pw_gecos