diff --git a/README.md b/README.md
index 8f7f3b0..f6f9d41 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ If vulnerabilities are found by `npm audit`, Action triggered by push, schedule
 |Parameter|Required|Default Value|Description|
 |:--:|:--:|:--:|:--|
 |audit_level|false|low|The value of `--audit-level` flag|
-|production_flag|false|false|Runnning `npm audit` with `--production`|
+|production_flag|false|false|Runnning `npm audit` with `--omit=dev`|
 |json_flag|false|false|Runnning `npm audit` with `--json`|
 |issue_assignees|false|N/A|Issue assignees (separated by commma)|
 |issue_labels|false|N/A|Issue labels (separated by commma)|
diff --git a/action.yml b/action.yml
index bdb2dfc..02bdfc4 100644
--- a/action.yml
+++ b/action.yml
@@ -7,7 +7,7 @@ inputs:
     default: low
     required: false
   production_flag:
-    description: 'Run npm audit with --production'
+    description: 'Run npm audit with --omit=dev'
     default: 'false'
     required: false
   json_flag:
diff --git a/dist/index.js b/dist/index.js
index 19cbbd5..b680803 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -25,7 +25,7 @@ class Audit {
             const isWindowsEnvironment = process.platform == "win32";
             const cmd = (isWindowsEnvironment) ? 'npm.cmd' : 'npm';
             if (productionFlag === 'true') {
-                auditOptions.push('--production');
+                auditOptions.push('--omit=dev');
             }
             if (jsonFlag === 'true') {
                 auditOptions.push('--json');
diff --git a/src/audit.ts b/src/audit.ts
index 80008a1..dc77611 100644
--- a/src/audit.ts
+++ b/src/audit.ts
@@ -19,7 +19,7 @@ export class Audit {
       const cmd: string = isWindowsEnvironment ? 'npm.cmd' : 'npm'
 
       if (productionFlag === 'true') {
-        auditOptions.push('--production')
+        auditOptions.push('--omit=dev')
       }
 
       if (jsonFlag === 'true') {