diff --git a/index.ts b/index.ts
index c84112f..d0ec551 100644
--- a/index.ts
+++ b/index.ts
@@ -1,4 +1,4 @@
-const version = "2.4.3";
+const version = "2.4.4";
 import x2i from "./x2i";
 import { existsSync } from "fs";
 
diff --git a/x2i/dictionaries/hi-keys.yaml b/x2i/dictionaries/hi-keys.yaml
index f73bac5..f4046e3 100644
--- a/x2i/dictionaries/hi-keys.yaml
+++ b/x2i/dictionaries/hi-keys.yaml
@@ -20,6 +20,9 @@
 - raw:
   - "[ōô]"
   - "oo"
+- raw:
+  - "[īî]"
+  - "ii"
 
 # youon souken 5-letter
 - raw: