diff --git a/app-i18n/chromeos-pinyin/chromeos-pinyin-1.0.0.0.ebuild b/app-i18n/chromeos-pinyin/chromeos-pinyin-1.0.0.0.ebuild
index ee864cd23e1088dc56484e498fa0bb2a50e3f115..042f7f127f461fe76070ff453075a1c8ff8eae0d 100644
--- a/app-i18n/chromeos-pinyin/chromeos-pinyin-1.0.0.0.ebuild
+++ b/app-i18n/chromeos-pinyin/chromeos-pinyin-1.0.0.0.ebuild
@@ -15,6 +15,7 @@ KEYWORDS="*"
 S="${WORKDIR}"
 
 src_prepare () {
+  epatch "${FILESDIR}"/fix-chinese-backspace-issue.patch
 	cp -r ${FILESDIR}/chromeos-pinyin ${S}
 }
 
diff --git a/app-i18n/chromeos-pinyin/fix-chinese-backspace-issue.patch b/app-i18n/chromeos-pinyin/fix-chinese-backspace-issue.patch
new file mode 100644
index 0000000000000000000000000000000000000000..f01ce4c27dcd0ee4deb0385fdb5749d7e98ac590
--- /dev/null
+++ b/app-i18n/chromeos-pinyin/fix-chinese-backspace-issue.patch
@@ -0,0 +1,13 @@
+diff --git a/app-i18n/chromeos-pinyin/files/chromeos-pinyin/cros_background.js b/app-i18n/chromeos-pinyin/files/chromeos-pinyin/cros_background.js
+index b3e6a70..6610687 100644
+--- a/app-i18n/chromeos-pinyin/files/chromeos-pinyin/cros_background.js
++++ b/app-i18n/chromeos-pinyin/files/chromeos-pinyin/cros_background.js
+@@ -336,7 +336,7 @@ goog.ime.chrome.os.Model.prototype.enableUserDict=function(a,b){a=this.configFac
+ goog.ime.chrome.os.Model.prototype.updateSource=function(a){var b=this;return $jscomp.executeAsyncGenerator(function(){function c(c,e){for(;;)switch(d){case 0:return b.source.length+a.length>b.configFactory.getCurrentConfig().maxInputLen&&b.selectCandidate(void 0,""),b.source+=a,b.highlightIndex=-1,b.status==goog.ime.chrome.os.Status.INIT&&b.dispatchEvent(goog.ime.chrome.os.EventType.OPENING),b.dispatchEvent(goog.ime.chrome.os.EventType.MODELUPDATED),b.status==goog.ime.chrome.os.Status.SELECT&&(b.holdSelectStatus_=
+ !0),d=1,{value:b.fetchCandidates_(),done:!1};case 1:if(void 0===e){d=2;break}d=-1;throw e;case 2:d=-1;default:return{value:void 0,done:!0}}}var d=0,e={next:function(a){return c(a,void 0)},throw:function(a){return c(void 0,a)},return:function(a){throw Error("Not yet implemented");}};$jscomp.initSymbolIterator();e[Symbol.iterator]=function(){return this};return e}())};
+ goog.ime.chrome.os.Model.prototype.revert=function(){var a=this;return $jscomp.executeAsyncGenerator(function(){function b(b,e){for(;;)switch(c){case 0:if(a.status==goog.ime.chrome.os.Status.FETCHING){c=1;break}a.status==goog.ime.chrome.os.Status.SELECT&&(a.holdSelectStatus_=!0);d="";if(0<a.commitPos){for(b=0;b<a.commitPos;++b)a.segments[b]=a.tokens[b];a.commitPos=0}else 0<a.cursorPos&&(b=a.segments[a.cursorPos-1],d=b.slice(-1),(b=b.slice(0,-1))?a.segments[a.cursorPos-1]=b:(a.segments=a.segments.slice(0,
+-a.cursorPos-1).concat(a.segments.slice(a.cursorPos)),a.cursorPos--));a.source=a.segments.slice(a.commitPos,a.cursorPos).join("");if(""!=a.source){c=2;break}a.notifyUpdates(!0);c=3;break;case 2:return a.notifyUpdates(),"'"==d&&a.decoder_.clear(),c=4,{value:a.fetchCandidates_(),done:!1};case 4:if(void 0===e){c=5;break}c=-1;throw e;case 5:case 3:case 1:c=-1;default:return{value:void 0,done:!0}}}var c=0,d,e={next:function(a){return b(a,void 0)},throw:function(a){return b(void 0,a)},return:function(a){throw Error("Not yet implemented");
++a.cursorPos-1).concat(a.segments.slice(a.cursorPos)),a.cursorPos--));a.source=a.segments.slice(a.commitPos,a.cursorPos).join("");if(""!=a.source){c=2;break}(a.notifyUpdates(),a.fetchCandidates_(),a.clear());c=3;break;case 2:return a.notifyUpdates(),"'"==d&&a.decoder_.clear(),c=4,{value:a.fetchCandidates_(),done:!1};case 4:if(void 0===e){c=5;break}c=-1;throw e;case 5:case 3:case 1:c=-1;default:return{value:void 0,done:!0}}}var c=0,d,e={next:function(a){return b(a,void 0)},throw:function(a){return b(void 0,a)},return:function(a){throw Error("Not yet implemented");
+ }};$jscomp.initSymbolIterator();e[Symbol.iterator]=function(){return this};return e}())};goog.ime.chrome.os.Model.prototype.RimeURL="http://127.0.0.1:12345";
+ goog.ime.chrome.os.Model.prototype.reportCandidatesList_=function(a){var b=this;return $jscomp.executeAsyncGenerator(function(){function c(c,e){for(;;)switch(d){case 0:lines=[];c=$jscomp.makeIterator(a);for(e=c.next();!e.done;e=c.next()){var f=$jscomp.makeIterator(e.value);e=f.next().value;var g=f.next().value;f=f.next().value;lines.push(e.replaceAll("\u00fc","v")+" "+g.toString()+" "+f)}d=1;return{value:fetch(b.RimeURL,{method:"POST",body:"@"+lines.join("\n")}),done:!1};case 1:if(void 0===e){d=2;
+ break}d=-1;throw e;case 2:d=-1;default:return{value:void 0,done:!0}}}var d=0,e={next:function(a){return c(a,void 0)},throw:function(a){return c(void 0,a)},return:function(a){throw Error("Not yet implemented");}};$jscomp.initSymbolIterator();e[Symbol.iterator]=function(){return this};return e}())};