diff --git a/website/client/src/components/challenges/challengeDetail.vue b/website/client/src/components/challenges/challengeDetail.vue
index 4467e1b322..2b07ca53b6 100644
--- a/website/client/src/components/challenges/challengeDetail.vue
+++ b/website/client/src/components/challenges/challengeDetail.vue
@@ -68,7 +68,7 @@
               class="svg-icon gem-icon"
               v-html="icons.gemIcon"
             ></div>
-            {{ challenge.prize }}
+            {{ challenge.prize || 0 }}
             <div
               v-once
               class="details"
diff --git a/website/client/src/components/challenges/challengeItem.vue b/website/client/src/components/challenges/challengeItem.vue
index d289fd6aff..602fce1519 100644
--- a/website/client/src/components/challenges/challengeItem.vue
+++ b/website/client/src/components/challenges/challengeItem.vue
@@ -6,7 +6,7 @@
           class="svg-icon"
           v-html="icons.gemIcon"
         ></span>
-        <span class="value">{{ challenge.prize }}</span>
+        <span class="value">{{ challenge.prize || 0 }}</span>
       </div>
       <div class="label">
         {{ $t('prize') }}