diff --git a/src/main/java/io/wwan13/wintersecurity/config/AuthConfiguration.java b/src/main/java/io/wwan13/wintersecurity/config/AuthConfiguration.java
index 502682e..275ead8 100644
--- a/src/main/java/io/wwan13/wintersecurity/config/AuthConfiguration.java
+++ b/src/main/java/io/wwan13/wintersecurity/config/AuthConfiguration.java
@@ -28,7 +28,6 @@
 import io.wwan13.wintersecurity.secretkey.SecretKey;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
-import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 
 public class AuthConfiguration {
@@ -64,6 +63,6 @@ public AbstractInterceptorAuthProcessor authProcessor(
 
     @Bean
     public PasswordEncoder passwordEncoder() {
-        return new BCryptPasswordEncoder();
+        return new io.wwan13.wintersecurity.passwordencoder.PasswordEncoder();
     }
 }
diff --git a/src/main/java/io/wwan13/wintersecurity/config/JwtConfiguration.java b/src/main/java/io/wwan13/wintersecurity/config/JwtConfiguration.java
index 045a239..b81fa55 100644
--- a/src/main/java/io/wwan13/wintersecurity/config/JwtConfiguration.java
+++ b/src/main/java/io/wwan13/wintersecurity/config/JwtConfiguration.java
@@ -29,6 +29,7 @@
 import io.wwan13.wintersecurity.jwt.provider.JwtTokenDecoder;
 import io.wwan13.wintersecurity.jwt.provider.JwtTokenGenerator;
 import io.wwan13.wintersecurity.secretkey.SecretKey;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
 
 public class JwtConfiguration {
@@ -43,6 +44,7 @@ public TokenGenerator tokenGenerator(
     }
 
     @Bean
+    @ConditionalOnMissingBean(TokenDecoder.class)
     public TokenDecoder tokenDecoder(SecretKey secretKey) {
         return new JwtTokenDecoder(secretKey);
     }
diff --git a/src/main/java/io/wwan13/wintersecurity/passwordencoder/PasswordEncoder.java b/src/main/java/io/wwan13/wintersecurity/passwordencoder/PasswordEncoder.java
new file mode 100644
index 0000000..346095a
--- /dev/null
+++ b/src/main/java/io/wwan13/wintersecurity/passwordencoder/PasswordEncoder.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.wwan13.wintersecurity.passwordencoder;
+
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+
+public class PasswordEncoder extends BCryptPasswordEncoder {
+}