diff --git a/utils/ffmpeg.py b/utils/ffmpeg.py
index fca6054..651f4c8 100755
--- a/utils/ffmpeg.py
+++ b/utils/ffmpeg.py
@@ -27,15 +27,11 @@ def concatenate_video(temp, output, encoder):
         audio = ''
 
     if encoder == 'x265':
-        # Idk method to make concatenation work with x265 right away
-        tmp = temp / 'tmp.mp4'
 
-        cmd = f' ffmpeg -y -hide_banner -loglevel error -f concat -safe 0 -i {temp / "concat"} ' \
-            f'{audio} -c copy -map 0  -y "{tmp}"'
+        cmd = f' ffmpeg -y -fflags +genpts  -hide_banner -loglevel error -f concat -safe 0 -i {temp / "concat"} ' \
+            f'{audio} -c copy -movflags frag_keyframe+empty_moov -map 0  -f mp4 - | ffmpeg -y -hide_banner -loglevel error -i - -c copy {output} '
         concat = subprocess.run(cmd, shell=True, stdout=PIPE, stderr=STDOUT).stdout
 
-        cmd = f'ffmpeg -y -hide_banner -loglevel error -i {tmp} -c copy {output}'
-        subprocess.run(cmd, shell=True, stdout=PIPE, stderr=STDOUT).stdout
 
     else:
         cmd = f' ffmpeg -y -hide_banner -loglevel error -f concat -safe 0 -i {temp / "concat"} ' \