diff --git a/dist/index.js b/dist/index.js
index 71ccb38..12cb605 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -10024,20 +10024,20 @@ const showAnnotations = async (compareFileData) => {
     );
 
     fileLinesWithChangedFiles.forEach(({ file, lines }) => {
-      const linesToDisplay = lines.map((line) =>
-        Array.isArray(line) ? line.join("-") : line
-      );
-
-      const linesWord = linesToDisplay.length === 1 ? "line is" : "lines are";
-
-      const formattedLines = linesToDisplay.join(", ");
-
-      const message = `file=${file}::${formattedLines} ${linesWord} not covered with tests`;
-
-      // NOTE: consider an option to show lines directly by attaching 'line' param
-      // Need to fix the issue where we consider 'empty line' as covered line
-      // Empty lines should not interapt uncovered interval
-      core.info(`::${showAnnotationsInput} ${message}`);
+      lines.forEach((line) => {
+        const message = () => {
+          if (Array.isArray(line)) {
+            return `file=${file},line=${line[0]},endLine=${
+              line[line.length - 1]
+            }::${line.join("-")} lines are not covered with tests`;
+          }
+          return `file=${file},line=${line}::${line} line is not covered with tests`;
+        };
+        // NOTE: consider an option to show lines directly by attaching 'line' param
+        // Need to fix the issue where we consider 'empty line' as covered line
+        // Empty lines should not interapt uncovered interval
+        core.info(`::${showAnnotationsInput} ${message()}`);
+      });
     });
   }
 };
@@ -10572,7 +10572,7 @@ module.exports = JSON.parse('{"name":"axios","version":"0.21.1","description":"P
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("assert");;
+module.exports = require("assert");
 
 /***/ }),
 
@@ -10580,7 +10580,7 @@ module.exports = require("assert");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("events");;
+module.exports = require("events");
 
 /***/ }),
 
@@ -10588,7 +10588,7 @@ module.exports = require("events");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("fs");;
+module.exports = require("fs");
 
 /***/ }),
 
@@ -10596,7 +10596,7 @@ module.exports = require("fs");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("http");;
+module.exports = require("http");
 
 /***/ }),
 
@@ -10604,7 +10604,7 @@ module.exports = require("http");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("https");;
+module.exports = require("https");
 
 /***/ }),
 
@@ -10612,7 +10612,7 @@ module.exports = require("https");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("net");;
+module.exports = require("net");
 
 /***/ }),
 
@@ -10620,7 +10620,7 @@ module.exports = require("net");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("os");;
+module.exports = require("os");
 
 /***/ }),
 
@@ -10628,7 +10628,7 @@ module.exports = require("os");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("path");;
+module.exports = require("path");
 
 /***/ }),
 
@@ -10636,7 +10636,7 @@ module.exports = require("path");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("stream");;
+module.exports = require("stream");
 
 /***/ }),
 
@@ -10644,7 +10644,7 @@ module.exports = require("stream");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("tls");;
+module.exports = require("tls");
 
 /***/ }),
 
@@ -10652,7 +10652,7 @@ module.exports = require("tls");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("tty");;
+module.exports = require("tty");
 
 /***/ }),
 
@@ -10660,7 +10660,7 @@ module.exports = require("tty");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("url");;
+module.exports = require("url");
 
 /***/ }),
 
@@ -10668,7 +10668,7 @@ module.exports = require("url");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("util");;
+module.exports = require("util");
 
 /***/ }),
 
@@ -10676,7 +10676,7 @@ module.exports = require("util");;
 /***/ ((module) => {
 
 "use strict";
-module.exports = require("zlib");;
+module.exports = require("zlib");
 
 /***/ })
 
@@ -10715,7 +10715,9 @@ module.exports = require("zlib");;
 /************************************************************************/
 /******/ 	/* webpack/runtime/compat */
 /******/ 	
-/******/ 	if (typeof __nccwpck_require__ !== 'undefined') __nccwpck_require__.ab = __dirname + "/";/************************************************************************/
+/******/ 	if (typeof __nccwpck_require__ !== 'undefined') __nccwpck_require__.ab = __dirname + "/";
+/******/ 	
+/************************************************************************/
 var __webpack_exports__ = {};
 // This entry need to be wrapped in an IIFE because it need to be isolated against other modules in the chunk.
 (() => {
diff --git a/src/features/showAnnotations.js b/src/features/showAnnotations.js
index ae7051f..f27fe2a 100644
--- a/src/features/showAnnotations.js
+++ b/src/features/showAnnotations.js
@@ -22,20 +22,20 @@ const showAnnotations = async (compareFileData) => {
     );
 
     fileLinesWithChangedFiles.forEach(({ file, lines }) => {
-      const linesToDisplay = lines.map((line) =>
-        Array.isArray(line) ? line.join("-") : line
-      );
-
-      const linesWord = linesToDisplay.length === 1 ? "line is" : "lines are";
-
-      const formattedLines = linesToDisplay.join(", ");
-
-      const message = `file=${file}::${formattedLines} ${linesWord} not covered with tests`;
-
-      // NOTE: consider an option to show lines directly by attaching 'line' param
-      // Need to fix the issue where we consider 'empty line' as covered line
-      // Empty lines should not interapt uncovered interval
-      core.info(`::${showAnnotationsInput} ${message}`);
+      lines.forEach((line) => {
+        const message = () => {
+          if (Array.isArray(line)) {
+            return `file=${file},line=${line[0]},endLine=${
+              line[line.length - 1]
+            }::${line.join("-")} lines are not covered with tests`;
+          }
+          return `file=${file},line=${line}::${line} line is not covered with tests`;
+        };
+        // NOTE: consider an option to show lines directly by attaching 'line' param
+        // Need to fix the issue where we consider 'empty line' as covered line
+        // Empty lines should not interapt uncovered interval
+        core.info(`::${showAnnotationsInput} ${message()}`);
+      });
     });
   }
 };
diff --git a/tests/features/showAnnotations.test.js b/tests/features/showAnnotations.test.js
index 6172557..3314133 100644
--- a/tests/features/showAnnotations.test.js
+++ b/tests/features/showAnnotations.test.js
@@ -79,7 +79,7 @@ describe("features/showAnnotations", () => {
       assert.isTrue(mergeFileLinesWithChangedFiles.calledOnce);
       assert.isTrue(info.calledTwice);
       assert.deepEqual(info.secondCall.args, [
-        `::warning file=${filename}::${line} line is not covered with tests`
+        `::warning file=${filename},line=${line}::${line} line is not covered with tests`
       ]);
     });
 
@@ -111,9 +111,9 @@ describe("features/showAnnotations", () => {
       assert.isTrue(getChangedFiles.calledOnce);
       assert.isTrue(uncoveredFileLinesByFileNames.calledOnce);
       assert.isTrue(mergeFileLinesWithChangedFiles.calledOnce);
-      assert.isTrue(info.calledTwice);
+      assert.equal(info.callCount, 4);
       assert.deepEqual(info.secondCall.args, [
-        `::warning file=${filename}::1-4, 8, 45-50 lines are not covered with tests`
+        `::warning file=${filename},line=1,endLine=4::1-4 lines are not covered with tests`
       ]);
     });
   });