diff --git a/pdf-over-gui/pom.xml b/pdf-over-gui/pom.xml
index c14abfd0..b7d35de9 100644
--- a/pdf-over-gui/pom.xml
+++ b/pdf-over-gui/pom.xml
@@ -38,7 +38,6 @@
 		<dependency>
 			<groupId>org.apache.httpcomponents.client5</groupId>
 			<artifactId>httpclient5</artifactId>
-			<version>5.4.3</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-io</groupId>
diff --git a/pom.xml b/pom.xml
index 15a92cd4..f1b46325 100644
--- a/pom.xml
+++ b/pom.xml
@@ -209,7 +209,7 @@
 			<dependency>
 				<groupId>org.apache.httpcomponents.client5</groupId>
 				<artifactId>httpclient5</artifactId>
-				<version>5.0.3</version>
+				<version>5.5.1</version>
 			</dependency>
 			<dependency>
 				<groupId>commons-httpclient</groupId>