diff --git a/build.gradle.kts b/build.gradle.kts
index 6e986ef9..db1e4d12 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -30,7 +30,7 @@ dependencies {
 
     implementation("com.vladsch.flexmark:flexmark-all:0.64.8")
     implementation("org.asciidoctor:asciidoctorj:2.5.13")
-    implementation("org.jsoup:jsoup:1.17.2")
+    implementation("org.jsoup:jsoup:1.18.1")
 
     implementation("org.jetbrains.kotlinx:kotlinx-html-jvm:0.11.0")
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.1")
diff --git a/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/AsciidocToHtmlTest.kt b/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/AsciidocToHtmlTest.kt
index 2245387c..dcfd379f 100644
--- a/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/AsciidocToHtmlTest.kt
+++ b/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/AsciidocToHtmlTest.kt
@@ -225,7 +225,8 @@ class AsciidocToHtmlTest : ViewModelTest() {
                    System Landscape Diagram [<a href="svg/SystemLandscape.svg" target="_blank">svg</a>|<a href="png/SystemLandscape.png" target="_blank">png</a>|<a href="puml/SystemLandscape.puml" target="_blank">puml</a>]
                   </div>
                  </div>
-                </div><button class="modal-close is-large" aria-label="close" onclick="closeModal('SystemLandscape-modal')"></button>
+                </div>
+                <button class="modal-close is-large" aria-label="close" onclick="closeModal('SystemLandscape-modal')"></button>
                </div>
               </div>
              </div>
diff --git a/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/MarkdownToHtmlTest.kt b/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/MarkdownToHtmlTest.kt
index 7f664657..bc35cd4d 100644
--- a/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/MarkdownToHtmlTest.kt
+++ b/src/test/kotlin/nl/avisi/structurizr/site/generatr/site/model/MarkdownToHtmlTest.kt
@@ -307,7 +307,8 @@ class MarkdownToHtmlTest : ViewModelTest() {
                       System Landscape Diagram [<a href="svg/SystemLandscape.svg" target="_blank">svg</a>|<a href="png/SystemLandscape.png" target="_blank">png</a>|<a href="puml/SystemLandscape.puml" target="_blank">puml</a>]
                      </div>
                     </div>
-                   </div><button class="modal-close is-large" aria-label="close" onclick="closeModal('SystemLandscape-modal')"></button>
+                   </div>
+                   <button class="modal-close is-large" aria-label="close" onclick="closeModal('SystemLandscape-modal')"></button>
                   </div>
                  </div></p>
             """.trimIndent()