#11997: fix typo in init.rst.
diff --git a/Doc/c-api/init.rst b/Doc/c-api/init.rst
index 8b41c44..9354e3c 100644
--- a/Doc/c-api/init.rst
+++ b/Doc/c-api/init.rst
@@ -881,7 +881,7 @@
 modules.
 
 Also note that combining this functionality with :cfunc:`PyGILState_\*` APIs
-is delicate, become these APIs assume a bijection between Python thread states
+is delicate, because these APIs assume a bijection between Python thread states
 and OS-level threads, an assumption broken by the presence of sub-interpreters.
 It is highly recommended that you don't switch sub-interpreters between a pair
 of matching :cfunc:`PyGILState_Ensure` and :cfunc:`PyGILState_Release` calls.