diff --git a/ibus-typing-booster-2.21.3.tar.gz b/ibus-typing-booster-2.21.3.tar.gz
deleted file mode 100644
index 9f33d62..0000000
--- a/ibus-typing-booster-2.21.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
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-oid sha256:765609751d84c97b80873074b8e7cfc28b04d187bd7c003f5b2988b9f4f323cc
-size 11219998
diff --git a/ibus-typing-booster-2.21.4.tar.gz b/ibus-typing-booster-2.21.4.tar.gz
new file mode 100644
index 0000000..22f24e9
--- /dev/null
+++ b/ibus-typing-booster-2.21.4.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/ibus-typing-booster.changes b/ibus-typing-booster.changes
index b78856d..40483ea 100644
--- a/ibus-typing-booster.changes
+++ b/ibus-typing-booster.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Feb 20 18:12:47 UTC 2023 - maiku.fabian@gmail.com
+
+- Update to 2.21.4
+- Memoize instances of the Dictionary class
+  (Resolves: https://github.com/mike-fabian/ibus-typing-booster/issues/425)
+
 -------------------------------------------------------------------
 Sun Feb 12 16:46:23 UTC 2023 - maiku.fabian@gmail.com
 
diff --git a/ibus-typing-booster.spec b/ibus-typing-booster.spec
index a9e6cbe..0b18151 100644
--- a/ibus-typing-booster.spec
+++ b/ibus-typing-booster.spec
@@ -17,7 +17,7 @@
 
 
 Name:           ibus-typing-booster
-Version:        2.21.3
+Version:        2.21.4
 Release:        0
 Summary:        An input completion utility
 License:        GPL-3.0-or-later