diff --git a/packages/core-data/src/styles/FacetTimeline.css b/packages/core-data/src/styles/FacetTimeline.css
index e5fc6ce6..b5ea81d1 100644
--- a/packages/core-data/src/styles/FacetTimeline.css
+++ b/packages/core-data/src/styles/FacetTimeline.css
@@ -1,3 +1,7 @@
+div[data-radix-popper-content-wrapper] {
+  z-index: 90 !important;
+}
+
 div[data-radix-popper-content-wrapper]:hover {
   z-index: 99 !important;
 }
\ No newline at end of file