diff --git a/controllers/video_handler.py b/controllers/video_handler.py
index 7b334c7..ff909c0 100644
--- a/controllers/video_handler.py
+++ b/controllers/video_handler.py
@@ -1,7 +1,8 @@
 import cv2
 import os
 import ffmpeg
-from tempfile import NamedTemporaryFile
+from tempfile import mkdtemp, NamedTemporaryFile
+from shutil import rmtree
 
 import ffmpeg.stream
 import ffmpeg.video
@@ -9,35 +10,36 @@ import ffmpeg.video
 def convert_to_mov(input_file: str, output_file: str = None):
     # if there is no output file specified, create a temp file then return contents
     if output_file == None:
-        with NamedTemporaryFile("rb+", suffix=".mov") as tmp:
-            convert_to_mov(input_file, tmp)
-            contents = tmp.read()
+        tmpdir = mkdtemp()
+        tmp = os.path.join(tmpdir, "vid.mov")
+        convert_to_mov(input_file, tmp)
+        with open(tmp, "rb") as tmpfile:
+            contents = tmpfile.read()
+        rmtree(tmpdir)
         return contents
-    (
-        ffmpeg
-        .input(input_file)
-        .output(output_file, vcodec='copy', acodec='copy', format='mov')
-        .run()
-    )
+    inp = ffmpeg.input(input_file)
+    out = ffmpeg.output(inp, output_file, f='mov', vcodec='copy', acodec='copy')
+    ffmpeg.run(out)
 
 def get_thumbnail_from_mov(input_file: str, output_file: str = None):
     # if there is no output file specified, create a temp file and then return contents
     if output_file == None:
-        with NamedTemporaryFile("rb+", suffix=".heic") as tmp:
-            get_thumbnail_from_mov(input_file, tmp)
-            contents = tmp.read()
+        tmpdir = mkdtemp()
+        tmp = os.path.join(tmpdir, "thumb.png")
+        get_thumbnail_from_mov(input_file, tmp)
+        with open(tmp, "rb") as tmpfile:
+            contents = tmpfile.read()
+        rmtree(tmpdir)
         return contents
-    (
-        ffmpeg
-        .input(input_file, ss=0)
-        .output(output_file, vframes=1, format='heic')
-        .run()
-    )
+
+    inp = ffmpeg.input(input_file, ss=0)
+    out = ffmpeg.output(inp, output_file, vframes=1)
+    ffmpeg.run(out)
 
 def get_thumbnail_from_contents(contents: bytes, output_file: str = None):
-    with NamedTemporaryFile("rb+", suffix=".heic") as inp_file:
+    with NamedTemporaryFile("rb+", suffix=".mov") as inp_file:
         inp_file.write(contents)
-        contents = get_thumbnail_from_mov(inp_file, output_file)
+        contents = get_thumbnail_from_mov(inp_file.name, output_file)
     return contents
 
 def create_caml(video_path: str, output_file: str, update_label=lambda x: None):
diff --git a/qt/mainwindow.ui b/qt/mainwindow.ui
index 4db3808..baa9685 100644
--- a/qt/mainwindow.ui
+++ b/qt/mainwindow.ui
@@ -4577,7 +4577,7 @@ Warning: This will remove all of your wallpapers and will restrict you from addi
                     <item>
                      <widget class="QToolButton" name="chooseVideoBtn">
                       <property name="text">
-                       <string>Choose Video (.MOV)</string>
+                       <string>Choose Video</string>
                       </property>
                      </widget>
                     </item>
diff --git a/qt/mainwindow_ui.py b/qt/mainwindow_ui.py
index 747eb6c..fca2e61 100644
--- a/qt/mainwindow_ui.py
+++ b/qt/mainwindow_ui.py
@@ -3811,7 +3811,7 @@ class Ui_Nugget(object):
         self.pbVideoThumbLbl.setText(QCoreApplication.translate("Nugget", u"Current Thumbnail: None", None))
         self.pbVideoLbl.setText(QCoreApplication.translate("Nugget", u"Current Video: None", None))
         self.chooseThumbBtn.setText(QCoreApplication.translate("Nugget", u"Choose Thumbnail (.HEIC)", None))
-        self.chooseVideoBtn.setText(QCoreApplication.translate("Nugget", u"Choose Video (.MOV)", None))
+        self.chooseVideoBtn.setText(QCoreApplication.translate("Nugget", u"Choose Video", None))
         self.clearSuggestedBtn.setText(QCoreApplication.translate("Nugget", u"  Clear Suggested Photos", None))
         self.caVideoChk.setText(QCoreApplication.translate("Nugget", u"Loop (use CoreAnimation method)", None))
         self.advancedOptionsLbl.setText(QCoreApplication.translate("Nugget", u"Risky Options", None))
diff --git a/qt/ui_mainwindow.py b/qt/ui_mainwindow.py
index fca72ae..bd8897c 100644
--- a/qt/ui_mainwindow.py
+++ b/qt/ui_mainwindow.py
@@ -3811,7 +3811,7 @@ class Ui_Nugget(object):
         self.pbVideoThumbLbl.setText(QCoreApplication.translate("Nugget", u"Current Thumbnail: None", None))
         self.pbVideoLbl.setText(QCoreApplication.translate("Nugget", u"Current Video: None", None))
         self.chooseThumbBtn.setText(QCoreApplication.translate("Nugget", u"Choose Thumbnail (.HEIC)", None))
-        self.chooseVideoBtn.setText(QCoreApplication.translate("Nugget", u"Choose Video (.MOV)", None))
+        self.chooseVideoBtn.setText(QCoreApplication.translate("Nugget", u"Choose Video", None))
         self.clearSuggestedBtn.setText(QCoreApplication.translate("Nugget", u"  Clear Suggested Photos", None))
         self.caVideoChk.setText(QCoreApplication.translate("Nugget", u"Loop (use CoreAnimation method)", None))
         self.advancedOptionsLbl.setText(QCoreApplication.translate("Nugget", u"Risky Options", None))
diff --git a/tweaks/posterboard_tweak.py b/tweaks/posterboard_tweak.py
index 9bb7a1a..db16783 100644
--- a/tweaks/posterboard_tweak.py
+++ b/tweaks/posterboard_tweak.py
@@ -194,6 +194,7 @@ class PosterboardTweak(Tweak):
                 with open(self.videoThumbnail, "rb") as thumb:
                     thumb_contents = thumb.read()
             else:
+                raise Exception("No thumbnail heic selected!")
                 # get the thumbnail from the video
                 thumb_contents = video_handler.get_thumbnail_from_contents(contents=video_contents)
                 del video_contents