diff --git a/lib/philomena/processors/gif.ex b/lib/philomena/processors/gif.ex
index bd9cf916..b7536643 100644
--- a/lib/philomena/processors/gif.ex
+++ b/lib/philomena/processors/gif.ex
@@ -85,7 +85,7 @@ defmodule Philomena.Processors.Gif do
 
     scale_filter = "scale=w=#{width}:h=#{height}:force_original_aspect_ratio=decrease"
     palette_filter = "paletteuse=dither=bayer:bayer_scale=5:diff_mode=rectangle"
-    filter_graph = "[0:v] #{scale_filter} [x]; [x][1:v] #{palette_filter}"
+    filter_graph = "[0:v]#{scale_filter}[x];[x][1:v]#{palette_filter}"
 
     {_output, 0} =
       System.cmd("ffmpeg", [
diff --git a/lib/philomena/processors/webm.ex b/lib/philomena/processors/webm.ex
index 37df53ff..fb2696a8 100644
--- a/lib/philomena/processors/webm.ex
+++ b/lib/philomena/processors/webm.ex
@@ -141,7 +141,7 @@ defmodule Philomena.Processors.Webm do
     scale_filter = "scale=w=#{width}:h=#{height}:force_original_aspect_ratio=decrease"
     palette_filter = "paletteuse=dither=bayer:bayer_scale=5:diff_mode=rectangle"
     rate_filter = "setpts=N/TB/2"
-    filter_graph = "[0:v] #{scale_filter},#{rate_filter} [x]; [x][1:v] #{palette_filter}"
+    filter_graph = "[0:v]#{scale_filter},#{rate_filter}[x];[x][1:v]#{palette_filter}"
 
     {_output, 0} =
       System.cmd("ffmpeg", [