diff --git a/main/pom.xml b/main/pom.xml
index da4af622a..3d9ca36fa 100644
--- a/main/pom.xml
+++ b/main/pom.xml
@@ -24,9 +24,9 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
 		<!-- dependency versions -->
-		<cryptomator.cryptolib.version>1.1.5</cryptomator.cryptolib.version>
-		<cryptomator.cryptofs.version>1.4.3</cryptomator.cryptofs.version>
-		<cryptomator.webdav.version>1.0.1</cryptomator.webdav.version>
+		<cryptomator.cryptolib.version>1.1.7</cryptomator.cryptolib.version>
+		<cryptomator.cryptofs.version>1.4.4</cryptomator.cryptofs.version>
+		<cryptomator.webdav.version>1.0.2</cryptomator.webdav.version>
 		<cryptomator.jni.version>1.0.2</cryptomator.jni.version>
 		
 		<commons-io.version>2.5</commons-io.version>
@@ -35,16 +35,16 @@
 		
 		<easybind.version>1.0.3</easybind.version>
 		
-		<guava.version>22.0</guava.version>
+		<guava.version>23.5-jre</guava.version>
 		<dagger.version>2.11</dagger.version>
-		<gson.version>2.8.1</gson.version>
+		<gson.version>2.8.2</gson.version>
 		
 		<slf4j.version>1.7.25</slf4j.version>
-		<logback.version>1.2.2</logback.version>
+		<logback.version>1.2.3</logback.version>
 		
 		<junit.version>4.12</junit.version>
 		<junit.hierarchicalrunner.version>4.12.1</junit.hierarchicalrunner.version>
-		<mockito.version>2.7.21</mockito.version>
+		<mockito.version>2.11.0</mockito.version>
 		<hamcrest.version>1.3</hamcrest.version> <!-- keep in sync with version required by JUnit -->
 	</properties>
 
@@ -270,7 +270,7 @@
 			<plugins>
 				<plugin>
 					<artifactId>maven-dependency-plugin</artifactId>
-					<version>3.0.1</version>
+					<version>3.0.2</version>
 					<executions>
 						<execution>
 							<id>copy-libs</id>