diff --git a/xplan-resources/xplan-sql-scripts/Dockerfile b/xplan-resources/xplan-sql-scripts/Dockerfile
index 7ad79cbe2aaf2201b7416c6ae01b765d95ab8039..1ba2bf2a247da7d563e59766cece1549861f3f3c 100644
--- a/xplan-resources/xplan-sql-scripts/Dockerfile
+++ b/xplan-resources/xplan-sql-scripts/Dockerfile
@@ -16,10 +16,12 @@ LABEL "org.opencontainers.image.created"="$BUILD_DATE" \
 	"org.opencontainers.image.version"="$XPLANBOX_VERSION" \
 	"maintainer"=""
 
-ENV TZ=Europe/Berlin
-ENV LC_TIME=en_US
-ENV LC_ALL="en_US.UTF-8"
-ENV LC_CTYPE="en_US.UTF-8"
+RUN echo "en_GB.UTF-8 UTF-8" > /etc/locale.gen \
+	&& locale-gen 
+
+ENV TZ=Europe/Berlin \
+	LC_ALL=en_GB.UTF-8
+
 
 # sets superuser and password for PG instance
 ENV POSTGRES_USER=postgres