diff --git a/materio/conf/solrconfig_query.xml b/materio/conf/solrconfig_query.xml
index 5bdd696..bf028d4 100644
--- a/materio/conf/solrconfig_query.xml
+++ b/materio/conf/solrconfig_query.xml
@@ -44,4 +44,4 @@
 -->
   <query name="queryResultWindowSize">20</query>
   <query name="queryResultMaxDocsCached">200</query>
-  <query name="maxBooleanClauses">1024</query>
+  <query name="maxBooleanClauses">2048</query>
diff --git a/materio_autocomplete/conf/solrconfig_query.xml b/materio_autocomplete/conf/solrconfig_query.xml
index 5bdd696..bf028d4 100644
--- a/materio_autocomplete/conf/solrconfig_query.xml
+++ b/materio_autocomplete/conf/solrconfig_query.xml
@@ -44,4 +44,4 @@
 -->
   <query name="queryResultWindowSize">20</query>
   <query name="queryResultMaxDocsCached">200</query>
-  <query name="maxBooleanClauses">1024</query>
+  <query name="maxBooleanClauses">2048</query>