diff --git a/.github/workflows/wheels-dependencies.sh b/.github/workflows/wheels-dependencies.sh
index 0c53b576ab4..0f7fc5e9978 100755
--- a/.github/workflows/wheels-dependencies.sh
+++ b/.github/workflows/wheels-dependencies.sh
@@ -2,8 +2,8 @@
 # Define custom utilities
 # Test for macOS with [ -n "$IS_MACOS" ]
 if [ -z "$IS_MACOS" ]; then
-    export MB_ML_LIBC=$(echo $AUDITWHEEL_POLICY | cut -f 1 -d _)
-    export MB_ML_VER="_"$(echo $AUDITWHEEL_POLICY | cut -f 2- -d _)
+    export MB_ML_LIBC=${AUDITWHEEL_POLICY::9}
+    export MB_ML_VER=${AUDITWHEEL_POLICY:9}
 fi
 source wheels/multibuild/common_utils.sh
 PLAT=$CIBW_ARCHS source wheels/multibuild/library_builders.sh