diff --git a/src/features/report/report.utils.ts b/src/features/report/report.utils.ts
index 40b908c..b478dcf 100644
--- a/src/features/report/report.utils.ts
+++ b/src/features/report/report.utils.ts
@@ -83,10 +83,7 @@ function buildLabel(
       return `${dayFmt.format(start)} - ${dayFmt.format(end)}`;
 
     case "monthly":
-      if (sameMonth(start, end)) {
-        return `${monthFmt.format(start)} ${yearFmt.format(start)}`;
-      }
-      return `${monthDayFmt.format(start)} - ${monthDayFmt.format(end)}`;
+      return `${monthFmt.format(start)} ${yearFmt.format(start)}`;
 
     case "yearly":
       return yearFmt.format(start);
@@ -110,8 +107,8 @@ function decoratePeriods(
 ): (ReportPeriod & { id: string; label: string })[] {
   return periods.map((p) => ({
     ...p,
-    id: buildPeriodId(type, new Date(p.start), new Date(p.end)),
-    label: buildLabel(type, new Date(p.start), new Date(p.end)),
+    id: buildPeriodId(type, new Date(p.start + "Z"), new Date(p.end + "Z")),
+    label: buildLabel(type, new Date(p.start + "Z"), new Date(p.end + "Z")),
   }));
 }