diff --git a/wakatime/heartbeat.py b/wakatime/heartbeat.py
index bfb6040..eae1ebc 100644
--- a/wakatime/heartbeat.py
+++ b/wakatime/heartbeat.py
@@ -249,15 +249,15 @@ class Heartbeat(object):
         if self.type != 'file':
             return
 
+        if not self.entity:
+            return
+
         if not is_win:
             return
 
         if self._file_exists():
             return
 
-        if not self.entity:
-            return
-
         self.args.local_file = self._to_unc_path(self.entity)
 
     def _to_unc_path(self, filepath):
diff --git a/wakatime/utils.py b/wakatime/utils.py
index ba78bc0..a2d7b07 100644
--- a/wakatime/utils.py
+++ b/wakatime/utils.py
@@ -81,7 +81,8 @@ def format_file_path(filepath):
         is_windows_network_mount = WINDOWS_NETWORK_MOUNT_PATTERN.match(filepath)
         filepath = os.path.realpath(os.path.abspath(filepath))
         filepath = re.sub(BACKSLASH_REPLACE_PATTERN, '/', filepath)
-        if WINDOWS_DRIVE_PATTERN.match(filepath):
+        is_windows_drive = WINDOWS_DRIVE_PATTERN.match(filepath)
+        if is_windows_drive:
             filepath = filepath.capitalize()
         if is_windows_network_mount:
             # Add back a / to the front, since the previous modifications