diff --git a/Dockerfile b/Dockerfile
index 76707e0..ef527eb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,4 +12,6 @@ LABEL BZComponent="$NAME" \
 RUN dnf -y --setopt=tsflags=nodocs --setopt=install_weak_deps=false \
     install "@python-classroom" && dnf clean all
 
+ENV LANG=C.UTF-8 LC_ALL=C.UTF-8
+
 CMD ["/bin/bash"]