diff --git a/KinanCity-captcha-2captcha/pom.xml b/KinanCity-captcha-2captcha/pom.xml
index bf0769e..1ebca93 100644
--- a/KinanCity-captcha-2captcha/pom.xml
+++ b/KinanCity-captcha-2captcha/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-captcha-2captcha</artifactId>
 
@@ -11,7 +11,7 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-api</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
diff --git a/KinanCity-captcha-AntiCaptcha/pom.xml b/KinanCity-captcha-AntiCaptcha/pom.xml
index eda97d0..bb54bc4 100644
--- a/KinanCity-captcha-AntiCaptcha/pom.xml
+++ b/KinanCity-captcha-AntiCaptcha/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-captcha-anticaptcha</artifactId>
 
@@ -18,7 +18,7 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-api</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<!-- Lombok -->
diff --git a/KinanCity-captcha-ImageTypers/pom.xml b/KinanCity-captcha-ImageTypers/pom.xml
index 3d8aa2b..2886c37 100644
--- a/KinanCity-captcha-ImageTypers/pom.xml
+++ b/KinanCity-captcha-ImageTypers/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-captcha-imagetypers</artifactId>
 
@@ -12,7 +12,7 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-api</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<!-- Lombok -->
diff --git a/KinanCity-captcha-api/pom.xml b/KinanCity-captcha-api/pom.xml
index 8a81fd2..944d7fa 100644
--- a/KinanCity-captcha-api/pom.xml
+++ b/KinanCity-captcha-api/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-captcha-api</artifactId>
 
diff --git a/KinanCity-captcha-capsolver/pom.xml b/KinanCity-captcha-capsolver/pom.xml
index 26bc4a4..f7180a2 100644
--- a/KinanCity-captcha-capsolver/pom.xml
+++ b/KinanCity-captcha-capsolver/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>kinancity-parent</artifactId>
         <groupId>com.kinancity</groupId>
-        <version>2.1.15</version>
+        <version>2.1.16-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>com.kinancity</groupId>
             <artifactId>kinancity-captcha-api</artifactId>
-            <version>2.1.15</version>
+            <version>2.1.16-SNAPSHOT</version>
         </dependency>
 
         <dependency>
diff --git a/KinanCity-captcha-client/pom.xml b/KinanCity-captcha-client/pom.xml
index e084883..2f32329 100644
--- a/KinanCity-captcha-client/pom.xml
+++ b/KinanCity-captcha-client/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-captcha-client</artifactId>
 
@@ -11,7 +11,7 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-anticaptcha</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<!-- Lombok -->
diff --git a/KinanCity-captcha-deathbycaptcha/pom.xml b/KinanCity-captcha-deathbycaptcha/pom.xml
index 9ca7b96..1994fa3 100644
--- a/KinanCity-captcha-deathbycaptcha/pom.xml
+++ b/KinanCity-captcha-deathbycaptcha/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>kinancity-parent</artifactId>
         <groupId>com.kinancity</groupId>
-        <version>2.1.15</version>
+        <version>2.1.16-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -24,7 +24,7 @@
         <dependency>
             <groupId>com.kinancity</groupId>
             <artifactId>kinancity-captcha-api</artifactId>
-            <version>2.1.15</version>
+            <version>2.1.16-SNAPSHOT</version>
         </dependency>
 
         <!-- Lombok -->
diff --git a/KinanCity-captcha-server/pom.xml b/KinanCity-captcha-server/pom.xml
index 89e9122..386e029 100644
--- a/KinanCity-captcha-server/pom.xml
+++ b/KinanCity-captcha-server/pom.xml
@@ -7,7 +7,7 @@
 	</parent>
 
 	<artifactId>kinancity-captcha-server</artifactId>
-  	<version>2.1.13</version>
+  	<version>2.1.14-SNAPSHOT</version>
 
 	<repositories>
 		<repository>
@@ -88,7 +88,7 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-anticaptcha</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<!-- Lombok -->
@@ -116,6 +116,6 @@
 	</dependencies>
 
   <scm>
-    <tag>v2.1.15</tag>
+    <tag>v2.1.8</tag>
   </scm>
 </project>
\ No newline at end of file
diff --git a/KinanCity-core/pom.xml b/KinanCity-core/pom.xml
index e6db6eb..784ccc7 100644
--- a/KinanCity-core/pom.xml
+++ b/KinanCity-core/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>kinancity-core</artifactId>
@@ -21,49 +21,49 @@
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-utils</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-2captcha</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 		
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-imagetypers</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 		
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-capsolver</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-anticaptcha</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-deathbycaptcha</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 		
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>kinancity-captcha-client</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 				
 		<dependency>
 			<groupId>com.kinancity</groupId>
 			<artifactId>ptc-api</artifactId>
-			<version>2.1.15</version>
+			<version>2.1.16-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
diff --git a/KinanCity-mail/pom.xml b/KinanCity-mail/pom.xml
index 14799c8..71c5fbb 100644
--- a/KinanCity-mail/pom.xml
+++ b/KinanCity-mail/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-mail</artifactId>
 	
diff --git a/KinanCity-utils/pom.xml b/KinanCity-utils/pom.xml
index 49d6fd7..09d4071 100644
--- a/KinanCity-utils/pom.xml
+++ b/KinanCity-utils/pom.xml
@@ -3,10 +3,10 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>kinancity-utils</artifactId>
-  <version>2.1.15</version>
+  <version>2.1.16-SNAPSHOT</version>
 
 	<dependencies>
 		<!-- Lombok -->
diff --git a/pom.xml b/pom.xml
index 184eefb..bbb9695 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
 	<groupId>com.kinancity</groupId>
 	<artifactId>kinancity-parent</artifactId>
-	<version>2.1.15</version>
+	<version>2.1.16-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<name>Kinan City</name>
@@ -12,7 +12,7 @@
     <scm>
 		<url>https://github.com/drallieiv/KinanCity</url>
 		<developerConnection>scm:git:git@github.com:drallieiv/KinanCity.git</developerConnection>
-	  <tag>v2.1.15</tag>
+	  <tag>v2.1.8</tag>
   	</scm>
 
 	<properties>
diff --git a/ptc-api/pom.xml b/ptc-api/pom.xml
index eeb4620..3b3fd27 100644
--- a/ptc-api/pom.xml
+++ b/ptc-api/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.kinancity</groupId>
 		<artifactId>kinancity-parent</artifactId>
-		<version>2.1.15</version>
+		<version>2.1.16-SNAPSHOT</version>
 	</parent>
 	<artifactId>ptc-api</artifactId>
 	<name>PTC account creation API</name>