diff --git a/build.gradle b/build.gradle
index 4a17b66..b52f9cf 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,9 +9,9 @@ repositories {
 }
 
 dependencies {
-    api 'com.structurizr:structurizr-core:1.22.1'
+    api 'com.structurizr:structurizr-core:1.23.1'
 
-    testImplementation 'org.junit.jupiter:junit-jupiter:5.9.0'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'
 }
 
 compileJava.options.encoding = 'UTF-8'
@@ -22,7 +22,7 @@ targetCompatibility = 1.8
 
 description = 'Utilities to import diagrams and documentation into a Structurizr workspace'
 group = 'com.structurizr'
-version = '1.4.0'
+version = '1.4.1'
 
 test {
     useJUnitPlatform()
diff --git a/docs/changelog.md b/docs/changelog.md
index 0e1c7d0..e5b4ed8 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.4.1 (17th March 2023)
+
+- Updated dependencies.
+
 ## 1.4.0 (5th March 2023)
 
 - Documentation/decisions can now be added to components.
diff --git a/src/test/java/com/structurizr/importer/documentation/DefaultDocumentImporterTests.java b/src/test/java/com/structurizr/importer/documentation/DefaultDocumentImporterTests.java
index fbef21f..48acf2d 100644
--- a/src/test/java/com/structurizr/importer/documentation/DefaultDocumentImporterTests.java
+++ b/src/test/java/com/structurizr/importer/documentation/DefaultDocumentImporterTests.java
@@ -7,6 +7,7 @@
 import org.junit.jupiter.api.Test;
 
 import java.io.File;
+import java.util.Collection;
 import java.util.Set;
 
 import static org.junit.jupiter.api.Assertions.*;
@@ -58,7 +59,7 @@ public void test_importDocumentation_ThrowsAnException_WhenThePathDoesNotExist()
     public void test_importDocumentation() {
         File directory = new File("./src/test/docs/docs");
         documentationImporter.importDocumentation(workspace, directory);
-        Set<Section> sections = workspace.getDocumentation().getSections();
+        Collection<Section> sections = workspace.getDocumentation().getSections();
         assertEquals(6, sections.size());
 
         assertSection(Format.Markdown, "## Section 1", 1, "01-section-1.md", sections.stream().filter(s -> s.getOrder() == 1).findFirst().get());
diff --git a/src/test/java/com/structurizr/importer/documentation/RecursiveDefaultDocumentImporterTests.java b/src/test/java/com/structurizr/importer/documentation/RecursiveDefaultDocumentImporterTests.java
index 7584df0..ed3eb5a 100644
--- a/src/test/java/com/structurizr/importer/documentation/RecursiveDefaultDocumentImporterTests.java
+++ b/src/test/java/com/structurizr/importer/documentation/RecursiveDefaultDocumentImporterTests.java
@@ -7,7 +7,7 @@
 import org.junit.jupiter.api.Test;
 
 import java.io.File;
-import java.util.Set;
+import java.util.Collection;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
@@ -28,7 +28,7 @@ public void test_importDocumentation_WithRecursiveSetToTrue() {
         File directory = new File("./src/test/docs/docs");
 
         documentationImporter.importDocumentation(workspace, directory);
-        Set<Section> sections = workspace.getDocumentation().getSections();
+        Collection<Section> sections = workspace.getDocumentation().getSections();
         assertEquals(7, sections.size());
 
         assertSection(Format.Markdown, "## Section 1", 1, "01-section-1.md", sections.stream().filter(s -> s.getOrder() == 1).findFirst().get());