diff --git a/package.json b/package.json
index b970514..a29c336 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "texei-sfdx-plugin",
   "description": "Texeï's plugin for sfdx",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "author": "Texeï",
   "bugs": "https://github.com/texei/texei-sfdx-plugin/issues",
   "dependencies": {
diff --git a/src/commands/texei/package/dependencies/install.ts b/src/commands/texei/package/dependencies/install.ts
index 1e4b277..77ac7ba 100644
--- a/src/commands/texei/package/dependencies/install.ts
+++ b/src/commands/texei/package/dependencies/install.ts
@@ -15,7 +15,7 @@ import {
   Flags,
   orgApiVersionFlagWithDeprecations,
   requiredOrgFlagWithDeprecations,
-  requiredHubFlagWithDeprecations,
+  optionalHubFlagWithDeprecations,
   loglevel,
 } from '@salesforce/sf-plugins-core';
 import { JsonArray, JsonMap } from '@salesforce/ts-types';
@@ -49,7 +49,7 @@ export default class Install extends SfCommand<PackageDependenciesInstallResult>
 
   public static readonly flags = {
     'target-org': requiredOrgFlagWithDeprecations,
-    'target-dev-hub': requiredHubFlagWithDeprecations,
+    'target-dev-hub': optionalHubFlagWithDeprecations,
     'api-version': orgApiVersionFlagWithDeprecations,
     installationkeys: Flags.string({
       char: 'k',
@@ -339,11 +339,16 @@ export default class Install extends SfCommand<PackageDependenciesInstallResult>
       query += ' ORDER BY BuildNumber DESC Limit 1';
 
       // Query DevHub to get the expected Package2Version
-      const connDevHub = flags['target-dev-hub'].getConnection(flags['api-version']);
-      const resultPackageId = await connDevHub.tooling.query(query);
+      // Check there is a DevHub
+      if (flags['target-dev-hub'] !== undefined) {
+        const connDevHub = flags['target-dev-hub'].getConnection(flags['api-version']);
+        const resultPackageId = await connDevHub.tooling.query(query);
 
-      if (resultPackageId.size > 0) {
-        packageId = resultPackageId.records[0].SubscriberPackageVersionId;
+        if (resultPackageId.size > 0) {
+          packageId = resultPackageId.records[0].SubscriberPackageVersionId;
+        }
+      } else {
+        throw new SfError('No default dev hub found. Use -v or --target-dev-hub to specify an environment.');
       }
     }