diff --git a/Userland/Applications/ThemeEditor/AlignmentProperty.gml b/Userland/Applications/ThemeEditor/AlignmentProperty.gml
index e0a62ee7e6c..235bb90a26a 100644
--- a/Userland/Applications/ThemeEditor/AlignmentProperty.gml
+++ b/Userland/Applications/ThemeEditor/AlignmentProperty.gml
@@ -2,7 +2,7 @@
     layout: @GUI::HorizontalBoxLayout {
         spacing: 4
     }
-    shrink_to_fit: true
+    preferred_height: "fit"
 
     @GUI::Label {
         name: "name"
diff --git a/Userland/Applications/ThemeEditor/ColorProperty.gml b/Userland/Applications/ThemeEditor/ColorProperty.gml
index 77504033a0c..975317bc184 100644
--- a/Userland/Applications/ThemeEditor/ColorProperty.gml
+++ b/Userland/Applications/ThemeEditor/ColorProperty.gml
@@ -2,7 +2,7 @@
     layout: @GUI::HorizontalBoxLayout {
         spacing: 4
     }
-    shrink_to_fit: true
+    preferred_height: "fit"
 
     @GUI::Label {
         name: "name"
diff --git a/Userland/Applications/ThemeEditor/FlagProperty.gml b/Userland/Applications/ThemeEditor/FlagProperty.gml
index e5e4cb66cb9..ab71d41dfe7 100644
--- a/Userland/Applications/ThemeEditor/FlagProperty.gml
+++ b/Userland/Applications/ThemeEditor/FlagProperty.gml
@@ -2,7 +2,7 @@
     layout: @GUI::HorizontalBoxLayout {
         spacing: 4
     }
-    shrink_to_fit: true
+    preferred_height: "fit"
 
     @GUI::CheckBox {
         name: "checkbox"
diff --git a/Userland/Applications/ThemeEditor/MainWidget.cpp b/Userland/Applications/ThemeEditor/MainWidget.cpp
index 034e3bc16bc..9583d8c2fed 100644
--- a/Userland/Applications/ThemeEditor/MainWidget.cpp
+++ b/Userland/Applications/ThemeEditor/MainWidget.cpp
@@ -468,7 +468,7 @@ void MainWidget::add_property_tab(PropertyTab const& property_tab)
         group_box->layout()->set_spacing(12);
         // 1px less on the left makes the text line up with the group title.
         group_box->layout()->set_margins({ 8, 8, 8, 7 });
-        group_box->set_shrink_to_fit(true);
+        group_box->set_preferred_height(GUI::SpecialDimension::Fit);
 
         for (auto const& property : group.properties) {
             NonnullRefPtr<GUI::Widget> row_widget = group_box->add<GUI::Widget>();
diff --git a/Userland/Applications/ThemeEditor/MetricProperty.gml b/Userland/Applications/ThemeEditor/MetricProperty.gml
index b49896bcffb..11c8e2c8a6d 100644
--- a/Userland/Applications/ThemeEditor/MetricProperty.gml
+++ b/Userland/Applications/ThemeEditor/MetricProperty.gml
@@ -2,7 +2,7 @@
     layout: @GUI::HorizontalBoxLayout {
         spacing: 4
     }
-    shrink_to_fit: true
+    preferred_height: "fit"
 
     @GUI::Label {
         name: "name"
diff --git a/Userland/Applications/ThemeEditor/PathProperty.gml b/Userland/Applications/ThemeEditor/PathProperty.gml
index d42d0cb8635..4d5d0e3f565 100644
--- a/Userland/Applications/ThemeEditor/PathProperty.gml
+++ b/Userland/Applications/ThemeEditor/PathProperty.gml
@@ -2,7 +2,7 @@
     layout: @GUI::HorizontalBoxLayout {
         spacing: 4
     }
-    shrink_to_fit: true
+    preferred_height: "fit"
 
     @GUI::Label {
         name: "name"