diff --git a/Dockerfile b/Dockerfile
index 39effcb..e61af37 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,11 @@
 
 FROM debian:11
-RUN apt update && apt install -y build-essential libgl1-mesa-dev git cmake libmariadb-dev
+RUN apt update && apt -y upgrade && apt install -y build-essential libgl1-mesa-dev git cmake libmariadb-dev \
+    apt -y autoremove && \
+    apt -y autoclean && \
+    apt -y clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    exit 0
 RUN git clone https://code.qt.io/qt/qt5.git /root/qt6
 WORKDIR /root/qt6
 RUN git checkout 6.4.1
@@ -10,5 +15,5 @@ WORKDIR /root/qt6-build
 RUN cmake --build . --parallel 2
 RUN cmake --install .
 ENV QTVERSION=6.4.1
-WORKDIR /usr/local/Qt-${QTVERSION}/bin
+ENV PATH="${PATH}:/usr/local/Qt-${QTVERSION}/bin"
 RUN rm -rf /root/*
\ No newline at end of file