diff --git a/.cspell.json b/.cspell.json
index bd053c9..c5f30ee 100644
--- a/.cspell.json
+++ b/.cspell.json
@@ -67,6 +67,7 @@
     "urdf",
     "vcstool",
     "velodyne",
+    "voxel",
     "Wextra",
     "Wpedantic",
     "xacro",