diff --git a/src/buildx/bake.ts b/src/buildx/bake.ts
index 7730f9e5..8828a6dd 100644
--- a/src/buildx/bake.ts
+++ b/src/buildx/bake.ts
@@ -44,6 +44,7 @@ export interface BakeCmdOpts {
   sbom?: string;
   source?: string;
   targets?: Array<string>;
+  vars?: Array<string>;
 
   githubToken?: string; // for auth with remote definitions on private repos
 }
@@ -138,6 +139,11 @@ export class Bake {
         args.push('--set', override);
       }
     }
+    if (cmdOpts.vars) {
+      for (const v of cmdOpts.vars) {
+        args.push('--var', v);
+      }
+    }
     if (cmdOpts.allow) {
       for (const allow of cmdOpts.allow) {
         args.push('--allow', allow);