@@ -8,7 +8,7 @@
 import com.github.dockerjava.core.InvocationBuilder;
 import com.github.dockerjava.core.RemoteApiVersion;
 import com.github.dockerjava.core.WebTarget;
-import org.apache.commons.codec.binary.Base64;
+import com.google.common.io.BaseEncoding;
 
 import javax.annotation.CheckForNull;
 import javax.annotation.Nonnull;
@@ -42,7 +42,7 @@ protected AuthConfigurations getBuildAuthConfigs() {
 
     protected String registryAuth(@Nonnull AuthConfig authConfig) {
         try {
-            return Base64.encodeBase64String(new ObjectMapper().writeValueAsString(authConfig).getBytes());
+            return BaseEncoding.base64Url().encode(new ObjectMapper().writeValueAsString(authConfig).getBytes());
         } catch (IOException e) {
             throw new RuntimeException(e);
         }
@@ -65,8 +65,7 @@ protected String registryConfigs(@Nonnull AuthConfigurations authConfigs) {
             } else {
                 json = objectMapper.writeValueAsString(authConfigs);
             }
-
-            return Base64.encodeBase64String(json.getBytes());
+            return BaseEncoding.base64Url().encode(json.getBytes());
         } catch (IOException e) {
             throw new RuntimeException(e);
         }
 
@@ -6,7 +6,7 @@
 import com.github.dockerjava.api.model.AuthConfigurations;
 import com.github.dockerjava.core.DockerClientConfig;
 import com.github.dockerjava.core.RemoteApiVersion;
-import org.apache.commons.codec.binary.Base64;
+import com.google.common.io.BaseEncoding;
 
 import javax.ws.rs.client.Invocation;
 import javax.ws.rs.client.WebTarget;
@@ -39,7 +39,7 @@ protected AuthConfigurations getBuildAuthConfigs() {
 
     protected String registryAuth(AuthConfig authConfig) {
         try {
-            return Base64.encodeBase64String(new ObjectMapper().writeValueAsString(authConfig).getBytes());
+            return BaseEncoding.base64Url().encode(new ObjectMapper().writeValueAsString(authConfig).getBytes());
         } catch (IOException e) {
             throw new RuntimeException(e);
         }
@@ -74,7 +74,7 @@ protected String registryConfigs(AuthConfigurations authConfigs) {
                 json = objectMapper.writeValueAsString(authConfigs);
             }
 
-            return Base64.encodeBase64String(json.getBytes());
+            return BaseEncoding.base64Url().encode(json.getBytes());
         } catch (IOException e) {
             throw new RuntimeException(e);
         }