diff --git a/packages/block-editor/src/components/url-popover/style.scss b/packages/block-editor/src/components/url-popover/style.scss
index 4038058abeb19f..4c302dee1f0cc9 100644
--- a/packages/block-editor/src/components/url-popover/style.scss
+++ b/packages/block-editor/src/components/url-popover/style.scss
@@ -59,6 +59,9 @@
 	text-overflow: ellipsis;
 	white-space: nowrap;
 	margin-right: $grid-unit-10;
+	// Avoids the popover from growing too wide when the URL is long.
+	// See https://github.com/WordPress/gutenberg/issues/58599
+	max-width: $modal-min-width;
 
 	&.has-invalid-link {
 		color: $alert-red;