diff --git a/frappe/public/scss/common/grid.scss b/frappe/public/scss/common/grid.scss
index b3781d5501..775bf90704 100644
--- a/frappe/public/scss/common/grid.scss
+++ b/frappe/public/scss/common/grid.scss
@@ -43,16 +43,18 @@
 	}
 }
 
-// hide row index in 6 column child tables
-.form-column.col-sm-6 .form-grid {
-	.row-index {
-		display: none;
-	}
-
-	.btn-open-row {
-		.edit-grid-row {
+// hide row index in 6/4 column child tables
+.form-column.col-sm-6, .form-column.col-sm-4 {
+	.form-grid {
+		.row-index {
 			display: none;
 		}
+
+		.btn-open-row {
+			.edit-grid-row {
+				display: none;
+			}
+		}
 	}
 }