diff --git a/Dockerfile.static b/Dockerfile.static
index d9099a2..4b0698b 100644
--- a/Dockerfile.static
+++ b/Dockerfile.static
@@ -3,7 +3,7 @@ FROM ubuntu:22.04
 # RUN echo 'Acquire::http { Proxy "http://192.168.1.2:3142"; };' >> /etc/apt/apt.conf.d/00proxy
 
 RUN \
-    set -x && \
+    set -eux && \
     export DEBIAN_FRONTEND=noninteractive && \
     apt -y update && \
     apt -y upgrade && \
@@ -23,19 +23,16 @@ RUN \
 RUN \
     set -eux && \
     cd /opt && \
-    wget -q http://download.qt.io/official_releases/qt/5.15/5.15.9/single/qt-everywhere-src-5.15.9.tar.xz && \
-    tar xf qt-everywhere-src-5.15.9.tar.xz && \
-    rm qt-everywhere-src-5.15.9.tar.xz && \
-    exit 0
-
-RUN \
-    cd /opt/qt-everywhere-src-5.15.9 && \
+    wget -q https://download.qt.io/official_releases/qt/5.15/5.15.9/single/qt-everywhere-opensource-src-5.15.9.tar.xz && \
+    tar xf qt-everywhere-opensource-src-5.15.9.tar.xz && \
+    rm qt-everywhere-opensource-src-5.15.9.tar.xz && \
+    cd /opt/qt-everywhere-opensource-src-5.15.9 && \
     ./configure -opensource -confirm-license -release -static -nomake tests -nomake examples -skip qtwebengine \
     -qt-zlib -qt-libjpeg -qt-libpng -xcb -qt-freetype -qt-pcre -qt-harfbuzz && \
-    make -j $(($(nproc)+4)) && \
+    make -j $(nproc) && \
     make install && \
     cd /opt && \
-    rm -rf qt-everywhere-src-5.15.9 && \
+    rm -rf qt-everywhere-opensource-src-5.15.9 && \
     exit 0
 
 ENV PATH="${PATH}:/usr/local/Qt-5.15.9/bin"