diff --git a/ibus-anthy-HEAD.patch b/ibus-anthy-HEAD.patch
index 6e07cc2..04dd165 100644
--- a/ibus-anthy-HEAD.patch
+++ b/ibus-anthy-HEAD.patch
@@ -37,3 +37,43 @@ index a6d297e..686271f 100644
 -- 
 2.33.1
 
+From 4ef5ac95e84056ebd5a446e5e21b5f2a99377363 Mon Sep 17 00:00:00 2001
+From: fujiwarat <takao.fujiwara1@gmail.com>
+Date: Thu, 14 Apr 2022 15:23:26 +0900
+Subject: [PATCH] setup: Minimum candidate window page size to 1
+
+IBusLookupTable assert with page_size > 0 (rhbz#2064261)
+---
+ setup/python2/setup.ui | 2 +-
+ setup/python3/setup.ui | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/setup/python2/setup.ui b/setup/python2/setup.ui
+index 88b19b8..3e82f2e 100644
+--- a/setup/python2/setup.ui
++++ b/setup/python2/setup.ui
+@@ -2,7 +2,7 @@
+ <interface>
+   <object class="GtkAdjustment" id="adjustment1">
+     <property name="upper">10</property>
+-    <property name="lower">0</property>
++    <property name="lower">1</property>
+     <property name="page_increment">0</property>
+     <property name="step_increment">1</property>
+     <property name="page_size">0</property>
+diff --git a/setup/python3/setup.ui b/setup/python3/setup.ui
+index 88b19b8..3e82f2e 100644
+--- a/setup/python3/setup.ui
++++ b/setup/python3/setup.ui
+@@ -2,7 +2,7 @@
+ <interface>
+   <object class="GtkAdjustment" id="adjustment1">
+     <property name="upper">10</property>
+-    <property name="lower">0</property>
++    <property name="lower">1</property>
+     <property name="page_increment">0</property>
+     <property name="step_increment">1</property>
+     <property name="page_size">0</property>
+-- 
+2.34.1
+
diff --git a/ibus-anthy.spec b/ibus-anthy.spec
index 0a06e0d..dc4f718 100644
--- a/ibus-anthy.spec
+++ b/ibus-anthy.spec
@@ -18,7 +18,7 @@
 
 Name:           ibus-anthy
 Version:        1.5.14
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        The Anthy engine for IBus input platform
 License:        GPLv2+
 URL:            https://github.com/ibus/ibus/wiki
@@ -156,6 +156,9 @@ make -C data check
 %{_datadir}/installed-tests/%{name}
 
 %changelog
+* Thu Apr 14 2022 Takao Fujiwara <tfujiwar@redhat.com> - 1.5.14-4
+- Resolves #2064261 assertion error with page size 0
+
 * Thu Jan 27 2022 Takao Fujiwara <tfujiwar@redhat.com> - 1.5.14-3
 - Add 2022 Era