diff --git a/CHANGELOG.md b/CHANGELOG.md
index a22cce5..4adc508 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@
 
 ## Version History
 
+### v15.1.0
+
+- Add `toDriver` for postgis integration
+
 ### v15.0.5
 
 - Add npm ignore
diff --git a/lib/postgis.ts b/lib/postgis.ts
index d498438..4c70705 100644
--- a/lib/postgis.ts
+++ b/lib/postgis.ts
@@ -29,4 +29,7 @@ export const geometry = customType<{
         geom.bbox =  bbox(geom);
         return geom;
     },
+    toDriver(value: Geometry): string {
+        return wkx.Geometry.parseGeoJSON(value).toWkt();
+    }
 });