diff --git a/lib/spatial.js b/lib/spatial.js
index 59922ad..d7c0f30 100644
--- a/lib/spatial.js
+++ b/lib/spatial.js
@@ -121,7 +121,7 @@ const SpatialUtil = {
   },
 
   isSpatialColumn (definition) {
-    if (!definition.dbType) return false
+    if (!definition || !definition.dbType) return false
 
     let [ $, dbType, geoType, srid ] = SpatialUtil.spatialTypeRegex.exec(definition.dbType) || [ ]
     return dbType === 'geometry'