diff --git a/pom.xml b/pom.xml
index c6698c6..9f3898f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -225,19 +225,19 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-annotations</artifactId>
-			<version>[2.8.7,2.9.0)</version>
+			<version>2.8.7</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-core</artifactId>
-			<version>[2.8.7,2.9.0)</version>
+			<version>2.8.7</version>
 		</dependency>
  
 		<dependency>
 			<groupId>com.fasterxml.jackson.dataformat</groupId>
 			<artifactId>jackson-dataformat-xml</artifactId>
-			<version>[2.8.8,2.9.0)</version>
+			<version>2.8.8</version>
 		</dependency>
 		<dependency>
 			<groupId>com.fasterxml.jackson.module</groupId>
@@ -247,13 +247,13 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.datatype</groupId>
 			<artifactId>jackson-datatype-jdk8</artifactId>
-			<version>[2.8.7,2.9.0)</version>
+			<version>2.8.7</version>
 		</dependency>
 
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
-			<version>[2.8.7,2.9.0)</version>
+			<version>2.8.7</version>
 		</dependency>
 		<dependency>
 			<groupId>io.swagger</groupId>