diff --git a/pom.xml b/pom.xml
index 9e8ab91..571df25 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,7 +56,7 @@
             <dependency>
                 <groupId>org.testcontainers</groupId>
                 <artifactId>testcontainers-bom</artifactId>
-                <version>1.21.4</version>
+                <version>2.0.3</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
diff --git a/testcontainers-gitserver/pom.xml b/testcontainers-gitserver/pom.xml
index 8e9adb2..0e3be3b 100644
--- a/testcontainers-gitserver/pom.xml
+++ b/testcontainers-gitserver/pom.xml
@@ -50,7 +50,7 @@
         </dependency>
         <dependency>
             <groupId>org.testcontainers</groupId>
-            <artifactId>junit-jupiter</artifactId>
+            <artifactId>testcontainers-junit-jupiter</artifactId>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/http/GitHttpServerContainerTest.java b/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/http/GitHttpServerContainerTest.java
index 317ef53..59fee95 100644
--- a/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/http/GitHttpServerContainerTest.java
+++ b/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/http/GitHttpServerContainerTest.java
@@ -88,7 +88,7 @@ void enableHttpProxySetting() throws GitAPIException, IOException {
     private void assertGitPull(Git git, UsernamePasswordCredentialsProvider credentialsProvider) throws IOException, GitAPIException {
         new File(tempDir, "test.txt").createNewFile();
         git.add().addFilepattern(".").call();
-        git.commit().setMessage("test").call();
+        git.commit().setSign(false).setMessage("test").call();
 
         if (credentialsProvider == null) {
             git.push().call();
diff --git a/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/plain/GitServerContainerTest.java b/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/plain/GitServerContainerTest.java
index 4f83ad3..2dcf719 100644
--- a/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/plain/GitServerContainerTest.java
+++ b/testcontainers-gitserver/src/test/java/com/github/sparsick/testcontainers/gitserver/plain/GitServerContainerTest.java
@@ -5,6 +5,7 @@
 import com.jcraft.jsch.JSch;
 import com.jcraft.jsch.JSchException;
 import com.jcraft.jsch.Session;
+import org.apache.commons.io.FileUtils;
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.api.TransportConfigCallback;
 import org.eclipse.jgit.api.errors.GitAPIException;
@@ -21,7 +22,6 @@
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.EnumSource;
 import org.junit.jupiter.params.provider.MethodSource;
-import org.testcontainers.shaded.org.apache.commons.io.FileUtils;
 import org.testcontainers.utility.DockerImageName;
 
 import java.io.File;
@@ -31,11 +31,10 @@
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Stream;
-import java.util.stream.StreamSupport;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatNoException;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.assertj.core.api.Assertions.assertThat;
 
 public class GitServerContainerTest {
 
@@ -251,7 +250,7 @@ private void initSampleRepo(File sampleRepo, String repoContent) throws IOExcept
 
         Git repo = Git.init().setDirectory(sampleRepo).setInitialBranch("main").call();
         repo.add().addFilepattern("testFile").call();
-        repo.commit().setAuthor("Sandra Parsick", "sample@example.com").setMessage("init").call();
+        repo.commit().setSign(false).setAuthor("Sandra Parsick", "sample@example.com").setMessage("init").call();
     }
 
     private static void configureWithPasswordAndNoHostKeyChecking(Transport transport) {