diff --git a/Unix/cloc b/Unix/cloc
index d153d916..57d24f74 100755
--- a/Unix/cloc
+++ b/Unix/cloc
@@ -8279,6 +8279,7 @@ sub set_constants {                          # {{{1
             'ejs'         => 'EJS'                   ,
             'erb'         => 'ERB'                   ,
             'ERB'         => 'ERB'                   ,
+            'ets'         => 'ArkTs'                 , # OpenHarmonyOS app language
             'yrl'         => 'Erlang'                ,
             'xrl'         => 'Erlang'                ,
             'rebar.lock'  => 'Erlang'                ,
@@ -9185,6 +9186,11 @@ sub set_constants {                          # {{{1
                                 [ 'rm_comments_in_strings', '"', '//', '' ],
                                 [ 'call_regexp_common'  , 'C++'    ],
                             ],
+    'ArkTs'              => [
+                                [ 'rm_comments_in_strings', '"', '/*', '*/' ],
+                                [ 'rm_comments_in_strings', '"', '//', '' ],
+                                [ 'call_regexp_common'  , 'C++'    ],
+                            ],
     'AsciiDoc'           => [
                                 [ 'remove_between_general', '////', '////' ],
                                 [ 'remove_matches'      , '^\s*\/\/'  ],
@@ -10924,6 +10930,7 @@ sub set_constants {                          # {{{1
     'SQL Data'                     =>   1.00,
     'Apex Class'                   =>   1.50,
     'APL'                          =>   2.50,
+    'ArkTs'                        =>   2.50,
     'AsciiDoc'                     =>   1.50,
     'AspectJ'                      =>   1.36,
     'asa'                          =>   1.29,
diff --git a/Unix/t/00_C.t b/Unix/t/00_C.t
index 332dc1a2..9c2f298e 100755
--- a/Unix/t/00_C.t
+++ b/Unix/t/00_C.t
@@ -39,6 +39,11 @@ my @Tests = (
                     'ref'  => '../tests/outputs/send_msg.applescript.yaml',
                     'args' => '../tests/inputs/send_msg.applescript',
                 },
+                {
+                    'name' => 'ArkTs',
+                    'ref'  => '../tests/outputs/openharmony.ets.yaml',
+                    'args' => '../tests/inputs/openharmony.ets',
+                },
                 {
                     'name' => 'AsciiDoc',
                     'ref'  => '../tests/outputs/asciidoctor.adoc.yaml',
diff --git a/cloc b/cloc
index 219b447d..4547ad69 100755
--- a/cloc
+++ b/cloc
@@ -8294,6 +8294,7 @@ sub set_constants {                          # {{{1
             'ejs'         => 'EJS'                   ,
             'erb'         => 'ERB'                   ,
             'ERB'         => 'ERB'                   ,
+            'ets'         => 'ArkTs'                 , # OpenHarmonyOS app language
             'yrl'         => 'Erlang'                ,
             'xrl'         => 'Erlang'                ,
             'rebar.lock'  => 'Erlang'                ,
@@ -9200,6 +9201,11 @@ sub set_constants {                          # {{{1
                                 [ 'rm_comments_in_strings', '"', '//', '' ],
                                 [ 'call_regexp_common'  , 'C++'    ],
                             ],
+    'ArkTs'              => [
+                                [ 'rm_comments_in_strings', '"', '/*', '*/' ],
+                                [ 'rm_comments_in_strings', '"', '//', '' ],
+                                [ 'call_regexp_common'  , 'C++'    ],
+                            ],
     'AsciiDoc'           => [
                                 [ 'remove_between_general', '////', '////' ],
                                 [ 'remove_matches'      , '^\s*\/\/'  ],
@@ -10939,6 +10945,7 @@ sub set_constants {                          # {{{1
     'SQL Data'                     =>   1.00,
     'Apex Class'                   =>   1.50,
     'APL'                          =>   2.50,
+    'ArkTs'                        =>   2.50,
     'AsciiDoc'                     =>   1.50,
     'AspectJ'                      =>   1.36,
     'asa'                          =>   1.29,
diff --git a/tests/inputs/openharmony.ets b/tests/inputs/openharmony.ets
new file mode 100644
index 00000000..2330bed8
--- /dev/null
+++ b/tests/inputs/openharmony.ets
@@ -0,0 +1,21 @@
+// https://github.com/openharmony/docs/blob/master/en/application-dev/quick-start/start-with-ets.md
+// index.ets
+@Entry
+@Component
+struct Index {
+  @State message: string = 'Hello World'
+
+  build() {
+    Row() {
+/*
+      Column() {
+        Text(this.message)
+          .fontSize(50)
+          .fontWeight(FontWeight.Bold)
+      }
+      .width('100%')
+*/
+    }
+    .height('100%')
+  }
+}
diff --git a/tests/outputs/openharmony.ets.yaml b/tests/outputs/openharmony.ets.yaml
new file mode 100644
index 00000000..1d4e10cd
--- /dev/null
+++ b/tests/outputs/openharmony.ets.yaml
@@ -0,0 +1,21 @@
+---
+# github.com/AlDanial/cloc
+header : 
+  cloc_url           : github.com/AlDanial/cloc
+  cloc_version       : 1.99
+  elapsed_seconds    : 0.00846600532531738
+  n_files            : 1
+  n_lines            : 21
+  files_per_second   : 118.119462671435
+  lines_per_second   : 2480.50871610014
+  report_file        : ../outputs/openharmony.ets.yaml
+'ArkTs' :
+  nFiles: 1
+  blank: 1
+  comment: 10
+  code: 10
+SUM: 
+  blank: 1
+  comment: 10
+  code: 10
+  nFiles: 1