diff --git a/src/components/ManaCalculator/components/DelegatorSettings.tsx b/src/components/ManaCalculator/components/DelegatorSettings.tsx
index 37c8f0f3f10..5f4596d6d25 100644
--- a/src/components/ManaCalculator/components/DelegatorSettings.tsx
+++ b/src/components/ManaCalculator/components/DelegatorSettings.tsx
@@ -32,6 +32,8 @@ export function DelegatorSettings() {
       </label>
       <input
         className='mana_calculator__compact inlined'
+        type='number'
+        min='0'
         value={fromMicro(state.stakedOrDelegatedTokens)}
         onChange={(e) => handleOwnStakeChange(toMicro(Number(e.target.value)))}
       ></input>
diff --git a/src/components/ManaCalculator/components/ValidatorSettings.tsx b/src/components/ManaCalculator/components/ValidatorSettings.tsx
index 8f980daa3fa..73c24a8eb14 100644
--- a/src/components/ManaCalculator/components/ValidatorSettings.tsx
+++ b/src/components/ManaCalculator/components/ValidatorSettings.tsx
@@ -21,6 +21,8 @@ export function ValidatorSettings() {
       </label>
       <input
         className='mana_calculator__compact inlined'
+        type='number'
+        min='0'
         value={fromMicro(state.stakedOrDelegatedTokens)}
         onChange={(e) => handleOwnStakeChange(toMicro(Number(e.target.value)))}
       ></input>