diff --git a/Dockerfile.shared b/Dockerfile.shared
index 9967221..c150bdc 100644
--- a/Dockerfile.shared
+++ b/Dockerfile.shared
@@ -57,9 +57,9 @@ RUN qtchooser -install -f qt5-x86_64-w64-mingw32 ${PREFIX_DIR}/lib/x86_64-w64-mi
     qtchooser -install -f 5 ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_d/bin/qmake && \
     qtchooser -install -f qt5 ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_d/bin/qmake && \
     qtchooser -install -f default ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_d/bin/qmake && \
-	ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib && \
+    ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/zlib && \
-	ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng && \
+    ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libpng && \
     ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libjpeg-turbo-${LIBJPEGTURBO_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libjpeg-turbo && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libjpeg-turbo-${LIBJPEGTURBO_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libjpeg-turbo && \
diff --git a/Dockerfile.static b/Dockerfile.static
index 77140fd..33ea05b 100644
--- a/Dockerfile.static
+++ b/Dockerfile.static
@@ -58,9 +58,9 @@ RUN qtchooser -install -f qt5-x86_64-w64-mingw32 ${PREFIX_DIR}/lib/x86_64-w64-mi
     qtchooser -install -f 5 ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_s/bin/qmake && \
     qtchooser -install -f qt5 ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_s/bin/qmake && \
     qtchooser -install -f default ${PREFIX_DIR}/lib/x86_64-w64-mingw32/qt_${QT_SERIES}.${QT_BUILD}_s/bin/qmake && \
-	ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib && \
+    ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/zlib && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/zlib-${ZLIB_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/zlib && \
-	ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng && \
+    ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libpng && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libpng-${LIBPNG_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libpng && \
     ln -s ${PREFIX_DIR}/lib/i686-w64-mingw32/libjpeg-turbo-${LIBJPEGTURBO_VERSION} ${PREFIX_DIR}/lib/i686-w64-mingw32/libjpeg-turbo && \
     ln -s ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libjpeg-turbo-${LIBJPEGTURBO_VERSION} ${PREFIX_DIR}/lib/x86_64-w64-mingw32/libjpeg-turbo && \