diff --git a/changes/20363-fix-dataset-spacing-on-firefox b/changes/20363-fix-dataset-spacing-on-firefox
new file mode 100644
index 0000000000..f358047659
--- /dev/null
+++ b/changes/20363-fix-dataset-spacing-on-firefox
@@ -0,0 +1,2 @@
+* Fixed a discrepancy in the spacing between DataSet labels and values on Firefox relative to other
+browsers.
diff --git a/frontend/components/DataSet/_styles.scss b/frontend/components/DataSet/_styles.scss
index bac96ebc16..9f08ff2478 100644
--- a/frontend/components/DataSet/_styles.scss
+++ b/frontend/components/DataSet/_styles.scss
@@ -2,6 +2,13 @@
   font-size: $x-small;
   min-width: max-content;
 
+  // ff only
+  @-moz-document url-prefix() {
+    display: flex;
+    flex-direction: column;
+    gap: 6px;
+  }
+
   dt {
     font-weight: $bold;
     display: flex;