diff --git a/src/components/card/CardSidebarTabDetails.vue b/src/components/card/CardSidebarTabDetails.vue
index 822f43c4c..b8413e3fd 100644
--- a/src/components/card/CardSidebarTabDetails.vue
+++ b/src/components/card/CardSidebarTabDetails.vue
@@ -438,5 +438,10 @@ export default {
 .multiselect.multiselect--active::v-deep .multiselect__tags-wrap {
 	z-index: 0;
 }
-
+</style>
+<style>
+.mx-datepicker-main.mx-datepicker-popup {
+	/* above the modal */
+	z-index: 9999;
+}
 </style>