diff --git a/web/src/expense.ts b/web/src/expense.ts
index e65f22c..4276a8e 100644
--- a/web/src/expense.ts
+++ b/web/src/expense.ts
@@ -6,6 +6,7 @@ import _ from "lodash";
 import {
   ajax,
   forEachMonth,
+  formatFixedWidthFloat,
   formatCurrency,
   formatCurrencyCrude,
   Posting,
@@ -406,18 +407,18 @@ function renderCurrentExpensesBreakdown(
             .attr("class", "is-family-monospace")
             .text(
               (d) =>
-                `${formatCurrency(d.total)} ${sprintf(
-                  "%6.2f",
-                  (d.total / total) * 100
+                `${formatCurrency(d.total)} ${formatFixedWidthFloat(
+                  (d.total / total) * 100,
+                  6
                 )}%`
             ),
         (update) =>
           update
             .text(
               (d) =>
-                `${formatCurrency(d.total)} ${sprintf(
-                  "%6.2f",
-                  (d.total / total) * 100
+                `${formatCurrency(d.total)} ${formatFixedWidthFloat(
+                  (d.total / total) * 100,
+                  6
                 )}%`
             )
             .transition(t)
diff --git a/web/src/utils.ts b/web/src/utils.ts
index 1b91d83..2f0f6da 100644
--- a/web/src/utils.ts
+++ b/web/src/utils.ts
@@ -163,6 +163,13 @@ export function formatFloat(value, precision = 2) {
   return sprintf(`%.${precision}f`, value);
 }
 
+export function formatFixedWidthFloat(value, width, precision = 2) {
+  if (obscure) {
+    value = 0;
+  }
+  return sprintf(`%${width}.${precision}f`, value);
+}
+
 export function forEachMonth(
   start: dayjs.Dayjs,
   end: dayjs.Dayjs,