diff --git a/dist/index.js b/dist/index.js
index 6e1a5de..0591f8d 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -62268,7 +62268,7 @@ function prepareDockerArgs(destinations) {
 
 function executeDockerBuild(dockerArgs) {
   const dockerArgsStr = dockerArgs.join(' ');
-  const dockerSubCmd  = core.getBooleanInput('use_buildx') ? 'buildx' : 'build';
+  const dockerSubCmd  = core.getBooleanInput('use_buildx') ? 'buildx build' : 'build';
 
   const proc = external_child_process_namespaceObject.spawnSync(`docker ${dockerSubCmd} ${dockerArgsStr}`, {
     shell: true,
diff --git a/src/lib.js b/src/lib.js
index c5ed0f7..f15f151 100644
--- a/src/lib.js
+++ b/src/lib.js
@@ -166,7 +166,7 @@ export function prepareDockerArgs(destinations) {
 
 export function executeDockerBuild(dockerArgs) {
   const dockerArgsStr = dockerArgs.join(' ');
-  const dockerSubCmd  = core.getBooleanInput('use_buildx') ? 'buildx' : 'build';
+  const dockerSubCmd  = core.getBooleanInput('use_buildx') ? 'buildx build' : 'build';
 
   const proc = child_process.spawnSync(`docker ${dockerSubCmd} ${dockerArgsStr}`, {
     shell: true,