diff --git a/ydb/library/yql/tools/yqlrun/mounts.txt b/ydb/library/yql/tools/yqlrun/mounts.txt
new file mode 100644
index 000000000000..455bf007ee5f
--- /dev/null
+++ b/ydb/library/yql/tools/yqlrun/mounts.txt
@@ -0,0 +1,5 @@
+MountPoints {
+    MountPoint: "../../mount/lib"
+    RootAlias: "/lib"
+    Library: true
+}
diff --git a/ydb/library/yql/tools/yqlrun/ui.sh b/ydb/library/yql/tools/yqlrun/ui.sh
index a050b7b32c9a..2eafdb1ee7a0 100755
--- a/ydb/library/yql/tools/yqlrun/ui.sh
+++ b/ydb/library/yql/tools/yqlrun/ui.sh
@@ -8,7 +8,7 @@
 #
 
 SCRIPT_DIR="$(dirname $(readlink -f "$0"))"
-UDFS_DIR="${SCRIPT_DIR}/../../udfs;${SCRIPT_DIR}/../../../../../yql/udfs"
+UDFS_DIR="${SCRIPT_DIR}/../../udfs;${SCRIPT_DIR}/../../../../../../yql/udfs"
 ASSETS_DIR=${SCRIPT_DIR}/http/www
 MOUNTS_CFG=${SCRIPT_DIR}/mounts.txt
 GATEWAYS_CFG=${SCRIPT_DIR}/../../cfg/tests/gateways.conf
diff --git a/ydb/library/yql/tools/yqlrun/uig.sh b/ydb/library/yql/tools/yqlrun/uig.sh
index f8fc121a753e..84382db3c8d3 100755
--- a/ydb/library/yql/tools/yqlrun/uig.sh
+++ b/ydb/library/yql/tools/yqlrun/uig.sh
@@ -10,6 +10,7 @@
 SCRIPT_DIR="$(dirname $(readlink -f "$0"))"
 UDFS_DIR="${SCRIPT_DIR}/../../udfs"
 ASSETS_DIR=${SCRIPT_DIR}/http/www
+MOUNTS_CFG=${SCRIPT_DIR}/mounts.txt
 GATEWAYS_CFG=${SCRIPT_DIR}/../../cfg/tests/gateways.conf
 
 PORT=${1:-3000}
@@ -18,8 +19,8 @@ if [ "$2" = "--gdb" ]; then
     GDB="yag tool gdb --args"
 fi
 
-export LD_LIBRARY_PATH=.
 ${GDB} ${SCRIPT_DIR}/yqlrun ui \
+    --mounts ${MOUNTS_CFG} \
     --udfs-dir ${UDFS_DIR} \
     --assets ${ASSETS_DIR} \
     --gateways-cfg ${GATEWAYS_CFG} \