diff --git a/.classpath b/.classpath
index 2d2e4fba0..c5b581ff6 100644
--- a/.classpath
+++ b/.classpath
@@ -58,8 +58,8 @@
 	<classpathentry kind="lib" path="lib/jetty-util-9.4.8.v20171121.jar"/>
 	<classpathentry kind="lib" path="lib/jetty-webapp-9.4.8.v20171121.jar"/>
 	<classpathentry kind="lib" path="lib/jetty-xml-9.4.8.v20171121.jar"/>
-	<classpathentry kind="lib" path="lib/httpclient-4.5.3.jar"/>
-	<classpathentry kind="lib" path="lib/httpmime-4.5.3.jar"/>
+	<classpathentry kind="lib" path="lib/httpclient-4.5.4.jar"/>
+	<classpathentry kind="lib" path="lib/httpmime-4.5.4.jar"/>
 	<classpathentry kind="lib" path="lib/noggit-0.6.jar"/>
 	<classpathentry kind="lib" path="lib/stax2-api-3.1.4.jar"/>
 	<classpathentry kind="lib" path="lib/woodstox-core-asl-4.4.1.jar"/>
diff --git a/build.xml b/build.xml
index 551881265..13449d1bd 100644
--- a/build.xml
+++ b/build.xml
@@ -188,9 +188,9 @@
     	<pathelement location="${lib}/fontbox-2.0.8.jar" />
         <pathelement location="${lib}/guava-18.0.jar" />
         <pathelement location="${lib}/htmllexer.jar" />
-        <pathelement location="${lib}/httpclient-4.5.3.jar" />
+        <pathelement location="${lib}/httpclient-4.5.4.jar" />
         <pathelement location="${lib}/httpcore-4.4.8.jar" />
-        <pathelement location="${lib}/httpmime-4.5.3.jar" />
+        <pathelement location="${lib}/httpmime-4.5.4.jar" />
         <pathelement location="${lib}/icu4j-60.2.jar" />
     	<pathelement location="${lib}/imageio-bmp-3.3.2.jar" />
     	<pathelement location="${lib}/imageio-core-3.3.2.jar" />
diff --git a/lib/httpclient-4.5.3.jar b/lib/httpclient-4.5.3.jar
deleted file mode 100644
index 8af456108..000000000
Binary files a/lib/httpclient-4.5.3.jar and /dev/null differ
diff --git a/lib/httpclient-4.5.4.jar b/lib/httpclient-4.5.4.jar
new file mode 100644
index 000000000..10a6039ae
Binary files /dev/null and b/lib/httpclient-4.5.4.jar differ
diff --git a/lib/httpmime-4.5.3.jar b/lib/httpmime-4.5.3.jar
deleted file mode 100644
index fe2cf8e3d..000000000
Binary files a/lib/httpmime-4.5.3.jar and /dev/null differ
diff --git a/lib/httpmime-4.5.4.jar b/lib/httpmime-4.5.4.jar
new file mode 100644
index 000000000..2e379554d
Binary files /dev/null and b/lib/httpmime-4.5.4.jar differ
diff --git a/pom.xml b/pom.xml
index 9579217ee..28542df1e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -405,7 +405,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.4</version>
             <type>jar</type>
         </dependency>
         <dependency>
@@ -417,7 +417,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpmime</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.4</version>
             <type>jar</type>
         </dependency>
         <dependency>