diff --git a/templates/index.html b/templates/index.html
index 14cdc2b..f5cb20d 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -39,14 +39,14 @@
               <input type="radio" id="payer_a" name="payer" value="A" checked><label for="payer_a">{{ A }}</label>
               <input type="radio" id="payer_b" name="payer" value="B"><label for="payer_b">{{ B }}</label>
             </div>
-            <input type="number" step="0.01" min="0" name="total" placeholder="Amount" required>
+            <input type="number" step="0.0001" min="0" name="total" placeholder="Amount" required>
             <select name="method">
               <option>cash</option><option>transfer</option><option>other</option>
             </select>
           </div>
 
           <div class="row" id="share-wrap" style="margin-top:8px">
-            <input id="a_share" type="number" step="0.01" min="0" max="100" name="a_share_pct"
+            <input id="a_share" type="number" step="0.0001" min="0" max="100" name="a_share_pct"
                    placeholder="{{ A }} share %" value="{{ '%.4f'|format(default_a_share_pct) }}"
                    title="{{ A }}'s share (%)">
             <input type="text" name="note" placeholder="Reason (e.g. rent, groceries, washer)" style="flex:1">