diff --git a/build_utils/build_libraries.sh b/build_utils/build_libraries.sh
index 0c16678..c8fbb32 100644
--- a/build_utils/build_libraries.sh
+++ b/build_utils/build_libraries.sh
@@ -361,6 +361,7 @@ cd _build || exit 1
 cmake \
     -DCMAKE_INSTALL_PREFIX="${build_dir}" \
     -DBUILD_CODEC=OFF \
+    -DCMAKE_BUILD_TYPE=Release \
     ..
 make install