diff --git a/back/methods/campaign/latest.js b/back/methods/campaign/latest.js
index 20dda8a26..8817be385 100644
--- a/back/methods/campaign/latest.js
+++ b/back/methods/campaign/latest.js
@@ -25,7 +25,7 @@ module.exports = Self => {
         const minDate = new Date();
         minDate.setFullYear(minDate.getFullYear() - 1);
 
-        const where = {dated: {gte: minDate}};
+        const where = {dated: {gte: new Date(minDate)}};
         filter = mergeFilters(filter, {where});
 
         const stmt = new ParameterizedSQL(