diff --git a/README.md b/README.md
index 399ae9b..542bb20 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ steps:
     flags: unittests #optional
     name: codecov-umbrella #optional
     yml: ./codecov.yml #optional
-    fail_ci_if_error: yes #optional (default = no)
+    fail_ci_if_error: true #optional (default = false)
 ```
 >**Note**: This assumes that you've set your Codecov token inside *Settings > Secrets* as `CODECOV_TOKEN`. If not, you can [get an upload token](https://docs.codecov.io/docs/frequently-asked-questions#section-where-is-the-repository-upload-token-found-) for your specific repo on [codecov.io](https://www.codecov.io). 
 
@@ -36,7 +36,7 @@ Codecov's Action currently supports five inputs from the user: `token`, `file`,
 | `flags`  | Flag the upload to group coverage metrics (unittests, uitests, etc.) | Optional
 | `name`  | Custom defined name for the upload | Optional
 | `yml`  | Path to codecov.yml config file | Optional
-| `fail_ci_if_error`  | Specify whether CI pipeline should fail if there are errors related to Codecov. *Defaults to no*. | Optional
+| `fail_ci_if_error`  | Specify if CI pipeline should fail when Codecov runs into errors during upload. *Defaults to **false***. | Optional
 
 ### Example `workflow.yml` with Codecov Action
 
@@ -68,7 +68,7 @@ jobs:
         flags: unittests
         name: codecov-umbrella
         yml: ./codecov.yml 
-        fail_ci_if_error: yes
+        fail_ci_if_error: true
 ```
 ## Contributing
 
diff --git a/index.js b/index.js
index 6035a25..f73efd9 100644
--- a/index.js
+++ b/index.js
@@ -3,20 +3,40 @@ const exec = require("@actions/exec");
 const request = require("request");
 const fs = require("fs");
 
+let fail_ci;
 try {
   const name = core.getInput("name");
   const token = core.getInput("token");
   const flags = core.getInput("flags");
   const file = core.getInput("file");
   const yml = core.getInput("yml");
-  let fail_ci = core.getInput("fail_ci_if_error");
-  fail_ci = fail_ci.toLowerCase();
+  fail_ci = core.getInput("fail_ci_if_error").toLowerCase();
+
+  if (
+    fail_ci === "yes" ||
+    fail_ci === "y" ||
+    fail_ci === "true" ||
+    fail_ci === "t" ||
+    fail_ci === "1"
+  ) {
+    fail_ci = true;
+  } else {
+    fail_ci = false;
+  }
 
   request("https://codecov.io/bash", (error, response, body) => {
-    if (error) throw error;
+    if (error && fail_ci) {
+      throw error;
+    } else if (error) {
+      core.warning(error);
+    }
 
     fs.writeFile("codecov.sh", body, err => {
-      if (err) throw err;
+      if (err && fail_ci) {
+        throw err;
+      } else if (err) {
+        core.warning(err);
+      }
 
       let output = "";
       let execError = "";
@@ -38,18 +58,6 @@ try {
         GITHUB_SHA: process.env.GITHUB_SHA
       };
 
-      if (
-        fail_ci === "yes" ||
-        fail_ci === "y" ||
-        fail_ci === "true" ||
-        fail_ci === "t" ||
-        fail_ci === "1"
-      ) {
-        fail_ci = true;
-      } else {
-        fail_ci = false;
-      }
-
       if (file) {
         if (fail_ci) {
           exec
@@ -138,11 +146,19 @@ try {
 
       const unlinkFile = () => {
         fs.unlink("codecov.sh", err => {
-          if (err) throw err;
+          if (err && fail_ci) {
+            throw err;
+          } else if (err) {
+            core.warning(err);
+          }
         });
       };
     });
   });
 } catch (error) {
-  core.setFailed(error.message);
+  if (fail_ci) {
+    core.setFailed(error.message);
+  } else {
+    core.warning(error.message);
+  }
 }