diff --git a/dev-utils/src/main/java/cn/org/codecrafters/devutils/Base64Util.java b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/Base64Util.java
similarity index 98%
rename from dev-utils/src/main/java/cn/org/codecrafters/devutils/Base64Util.java
rename to dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/Base64Util.java
index b38b2d8..473fc35 100644
--- a/dev-utils/src/main/java/cn/org/codecrafters/devutils/Base64Util.java
+++ b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/Base64Util.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.devutils;
+package cn.org.codecrafters.devkit.utils;
 
 import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
diff --git a/dev-utils/src/main/java/cn/org/codecrafters/devutils/BranchUtil.java b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/BranchUtil.java
similarity index 99%
rename from dev-utils/src/main/java/cn/org/codecrafters/devutils/BranchUtil.java
rename to dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/BranchUtil.java
index 00624c0..29ddf3f 100644
--- a/dev-utils/src/main/java/cn/org/codecrafters/devutils/BranchUtil.java
+++ b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/BranchUtil.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.devutils;
+package cn.org.codecrafters.devkit.utils;
 
 import java.util.Arrays;
 import java.util.Objects;
diff --git a/dev-utils/src/main/java/cn/org/codecrafters/devutils/ChainedCalcUtil.java b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/ChainedCalcUtil.java
similarity index 99%
rename from dev-utils/src/main/java/cn/org/codecrafters/devutils/ChainedCalcUtil.java
rename to dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/ChainedCalcUtil.java
index 77c0721..38ebe0a 100644
--- a/dev-utils/src/main/java/cn/org/codecrafters/devutils/ChainedCalcUtil.java
+++ b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/ChainedCalcUtil.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.devutils;
+package cn.org.codecrafters.devkit.utils;
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
diff --git a/dev-utils/src/main/java/cn/org/codecrafters/devutils/HashUtil.java b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/HashUtil.java
similarity index 99%
rename from dev-utils/src/main/java/cn/org/codecrafters/devutils/HashUtil.java
rename to dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/HashUtil.java
index da9e4e2..9661034 100644
--- a/dev-utils/src/main/java/cn/org/codecrafters/devutils/HashUtil.java
+++ b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/HashUtil.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.devutils;
+package cn.org.codecrafters.devkit.utils;
 
 import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
diff --git a/dev-utils/src/main/java/cn/org/codecrafters/devutils/MapUtil.java b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/MapUtil.java
similarity index 99%
rename from dev-utils/src/main/java/cn/org/codecrafters/devutils/MapUtil.java
rename to dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/MapUtil.java
index a8a72e1..544bc5f 100644
--- a/dev-utils/src/main/java/cn/org/codecrafters/devutils/MapUtil.java
+++ b/dev-utils/src/main/java/cn/org/codecrafters/devkit/utils/MapUtil.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.devutils;
+package cn.org.codecrafters.devkit.utils;
 
 import lombok.extern.slf4j.Slf4j;
 
diff --git a/guid/src/main/java/cn/org/codecrafters/guid/GuidCreator.java b/guid/src/main/java/cn/org/codecrafters/devkit/guid/GuidCreator.java
similarity index 96%
rename from guid/src/main/java/cn/org/codecrafters/guid/GuidCreator.java
rename to guid/src/main/java/cn/org/codecrafters/devkit/guid/GuidCreator.java
index c4df7a9..0c9ee33 100644
--- a/guid/src/main/java/cn/org/codecrafters/guid/GuidCreator.java
+++ b/guid/src/main/java/cn/org/codecrafters/devkit/guid/GuidCreator.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.guid;
+package cn.org.codecrafters.devkit.guid;
 
 /**
  * The `GuidCreator` is a generic interface for generating globally unique
diff --git a/guid/src/main/java/cn/org/codecrafters/guid/SnowflakeGuidCreator.java b/guid/src/main/java/cn/org/codecrafters/devkit/guid/SnowflakeGuidCreator.java
similarity index 98%
rename from guid/src/main/java/cn/org/codecrafters/guid/SnowflakeGuidCreator.java
rename to guid/src/main/java/cn/org/codecrafters/devkit/guid/SnowflakeGuidCreator.java
index b72be99..bcc5557 100644
--- a/guid/src/main/java/cn/org/codecrafters/guid/SnowflakeGuidCreator.java
+++ b/guid/src/main/java/cn/org/codecrafters/devkit/guid/SnowflakeGuidCreator.java
@@ -15,9 +15,9 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.guid;
+package cn.org.codecrafters.devkit.guid;
 
-import cn.org.codecrafters.guid.exceptions.TimingException;
+import cn.org.codecrafters.devkit.guid.exceptions.TimingException;
 
 import java.time.LocalDateTime;
 import java.time.ZoneOffset;
diff --git a/guid/src/main/java/cn/org/codecrafters/guid/exceptions/TimingException.java b/guid/src/main/java/cn/org/codecrafters/devkit/guid/exceptions/TimingException.java
similarity index 98%
rename from guid/src/main/java/cn/org/codecrafters/guid/exceptions/TimingException.java
rename to guid/src/main/java/cn/org/codecrafters/devkit/guid/exceptions/TimingException.java
index e57b8c0..fc36a2f 100644
--- a/guid/src/main/java/cn/org/codecrafters/guid/exceptions/TimingException.java
+++ b/guid/src/main/java/cn/org/codecrafters/devkit/guid/exceptions/TimingException.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package cn.org.codecrafters.guid.exceptions;
+package cn.org.codecrafters.devkit.guid.exceptions;
 
 /**
  * The TimingException class represents an exception that is thrown when there is an error related
diff --git a/guid/src/main/java/cn/org/codecrafters/guid/package-info.java b/guid/src/main/java/cn/org/codecrafters/devkit/guid/package-info.java
similarity index 96%
rename from guid/src/main/java/cn/org/codecrafters/guid/package-info.java
rename to guid/src/main/java/cn/org/codecrafters/devkit/guid/package-info.java
index f622e0c..887a674 100644
--- a/guid/src/main/java/cn/org/codecrafters/guid/package-info.java
+++ b/guid/src/main/java/cn/org/codecrafters/devkit/guid/package-info.java
@@ -32,4 +32,4 @@
  *
  * @since 1.0.0
  */
-package cn.org.codecrafters.guid;
\ No newline at end of file
+package cn.org.codecrafters.devkit.guid;
\ No newline at end of file