diff --git a/Dockerfile b/Dockerfile
index 4a812d2..1e06d90 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -99,7 +99,7 @@ RUN cp -r /usr/share/vapoursynth-waifu2x-models/ /usr/lib/x86_64-linux-gnu/vapou
 
 RUN pip3 --no-cache-dir install \
         tqdm \
-        yuuno 'prompt-toolkit<2.1.0,>=2.0.0' \
+        yuuno 'pygments>=2.4.1' \
     && yuuno jupyter install
 
 ENV PYTHONPATH=/data/functions/:/usr/local/lib/vapoursynth-scripts/