diff --git a/Data-model.md b/Data-model.md
index f367997..879daf9 100644
--- a/Data-model.md
+++ b/Data-model.md
@@ -203,7 +203,7 @@ Religions data is stored as an array of objects with strict element order. Eleme
 * `code`: `string` - religion name abbreviation. Used to render religions tree
 * `origins`: `number[]` - ids of ancestor religions. `[0]` if religion doesn't have an ancestor. Used to render religions tree. The first array member is main link, other - supporting out-of-tree links
 * `center`: `number` - cell id of religion center (initial cell)
-* `culture`: `number` - if of religion original culture
+* `culture`: `number` - religion original culture
 * `pole`: `number[]` - state pole of inaccessibility (visual center) coordinates, see [the concept description](https://blog.mapbox.com/a-new-algorithm-for-finding-a-visual-center-of-a-polygon-7c77e6492fbc?gi=6bd4fcb9ecc1)
 * `expansionism`: `number` - religion growth multiplier. Used during religion generation to define competitive size
 * `expansion`: `string` - religion expansion type. Can be `culture` so that religion grow only within its culture or `global`