diff --git a/README.md b/README.md
index 09d793fc..d1654ac8 100644
--- a/README.md
+++ b/README.md
@@ -575,9 +575,9 @@ Available values:
 ### `identifiersPrefix`
 Type: `string` Default: `''`
 
-Sets prefix for all generated identifiers.
+Sets prefix for all global generated identifiers.
 
-Use this option when you want to obfuscate multiple files. This option helps to avoid conflicts between identifiers of these files. Prefix should be different for every file.
+Use this option when you want to obfuscate multiple files. This option helps to avoid conflicts between global identifiers of these files. Prefix should be different for every file.
 
 ### `log`
 Type: `boolean` Default: `false`
diff --git a/src/cli/JavaScriptObfuscatorCLI.ts b/src/cli/JavaScriptObfuscatorCLI.ts
index 271b90dc..55b96df2 100644
--- a/src/cli/JavaScriptObfuscatorCLI.ts
+++ b/src/cli/JavaScriptObfuscatorCLI.ts
@@ -251,7 +251,7 @@ export class JavaScriptObfuscatorCLI implements IInitializable {
             )
             .option(
                 '--identifiers-prefix <string>',
-                'Sets prefix for all generated identifiers.'
+                'Sets prefix for all global generated identifiers.'
             )
             .option(
                 '--log <boolean>', 'Enables logging of the information to the console',