diff --git a/bin/pom.xml b/bin/pom.xml
old mode 100755
new mode 100644
index 32768e5b..bd671287
--- a/bin/pom.xml
+++ b/bin/pom.xml
@@ -48,22 +48,22 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>4.3.6</version>
+			<version>4.5.13</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpasyncclient</artifactId>
-			<version>4.0.2</version>
+			<version>4.1.5</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpmime</artifactId>
-			<version>4.3.6</version>
+			<version>4.5.13</version>
 		</dependency>
 		<dependency>
 			<groupId>org.json</groupId>
 			<artifactId>json</artifactId>
-			<version>20140107</version>
+			<version>20180130</version>
 		</dependency>
 
         <!-- Jena: basic libraries (all in one) -->
@@ -71,7 +71,7 @@
 		<dependency>
 			<groupId>org.apache.jena</groupId>
 			<artifactId>apache-jena-libs</artifactId>
-			<version>3.6.0</version>
+			<version>4.5.0</version>
 			<type>pom</type>
 		</dependency>