diff --git a/Dockerfile b/Dockerfile
index b469f04..366105d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,6 +22,7 @@ RUN apt-get update \
         x265 \
     && rm -rf /var/lib/apt/lists
 
+# required for DCTFilter
 RUN cd /tmp \
     && wget http://www.fftw.org/fftw-3.3.8.tar.gz \
     && tar xvf fftw-3.3.8.tar.gz \
@@ -46,7 +47,6 @@ RUN cd /tmp \
     && cd .. \
     && rm -rf VapourSynth-DCTFilter
 
-
 RUN cd /tmp \
     && git clone --depth=1 https://github.com/MonoS/VS-ContinuityFixer \
     && cd VS-ContinuityFixer \
@@ -59,7 +59,7 @@ RUN cd /tmp \
     && cd .. \
     && rm -rf VS-ContinuityFixer
 
-# Double speed for getnative
+# double speed for getnative
 RUN cd /tmp/ \
     && git clone --depth=1 https://github.com/BluBb-mADe/vapoursynth-descale \
     && cd vapoursynth-descale \