diff --git a/mswindows/osgeo4w/build_osgeo4w.sh b/mswindows/osgeo4w/build_osgeo4w.sh
index 1b7d3856e28..d38354d4b78 100755
--- a/mswindows/osgeo4w/build_osgeo4w.sh
+++ b/mswindows/osgeo4w/build_osgeo4w.sh
@@ -37,8 +37,8 @@ export ARCH=x86_64-w64-mingw32
     --with-fftw \
     --with-nls \
     --with-readline \
-    --with-blas=openblas \
-    --with-lapack=openblas \
+    --with-blas \
+    --with-lapack \
     --with-freetype \
     --with-freetype-includes=${OSGEO4W_ROOT_MSYS}/include/freetype2 \
     --with-proj-share=${OSGEO4W_ROOT_MSYS}/share/proj \
@@ -62,6 +62,7 @@ export ARCH=x86_64-w64-mingw32
     --with-cairo-ldflags="-L${SRC}/mswindows/osgeo4w/lib -lcairo" \
     --with-opengl=windows \
     --with-bzlib \
+    --with-liblas=${SRC}/mswindows/osgeo4w/liblas-config \
     --with-netcdf=${OSGEO4W_ROOT_MSYS}/bin/nc-config \
     --without-pdal