diff --git a/server/search.go b/server/search.go
index 1e3def9..b181c96 100644
--- a/server/search.go
+++ b/server/search.go
@@ -133,7 +133,7 @@ func (req SearchRequest) BuildTextRequest() (string, error) {
           "query": {
             "multi_match": {
               "query": %s,
-              "minimum_should_match": "-25%%",
+              "minimum_should_match": "-25%",
               "type": "cross_fields",
 	          "tie_breaker": 0.5,
 	          "fields": ["title^3", "body", "url_words^2", "domain_words^8"]