diff --git a/00_framework/otc-api/pom.xml b/00_framework/otc-api/pom.xml
index b45dcf6d..81ad3a53 100644
--- a/00_framework/otc-api/pom.xml
+++ b/00_framework/otc-api/pom.xml
@@ -109,7 +109,7 @@
 		<dependency>
 			<groupId>org.apache.shiro</groupId>
 			<artifactId>shiro-core</artifactId>
-			<version>1.4.0</version>
+			<version>1.8.0</version>
 		</dependency>
 		<dependency>
 			<groupId>com.bizzan.bitrade</groupId>