diff --git a/src/sql/hydra.sql b/src/sql/hydra.sql
index 4c8710b8..a39d9aac 100644
--- a/src/sql/hydra.sql
+++ b/src/sql/hydra.sql
@@ -688,3 +688,9 @@ create index IndexBuildsOnKeep on Builds(keep) where keep = 1;
 create index IndexJobsetEvalsOnJobsetId on JobsetEvals(project, jobset, id desc) where hasNewBuilds = 1;
 
 create index IndexBuildsOnNotificationPendingSince on Builds(notificationPendingSince) where notificationPendingSince is not null;
+
+#ifdef POSTGRESQL
+-- Provide an index used by LIKE operator on builds.drvpath (search query)
+CREATE EXTENSION pg_trgm;
+CREATE INDEX IndexTrgmBuildsOnDrvpath ON builds USING gin (drvpath gin_trgm_ops);
+#endif
diff --git a/src/sql/upgrade-57.sql b/src/sql/upgrade-57.sql
new file mode 100644
index 00000000..f950a6e0
--- /dev/null
+++ b/src/sql/upgrade-57.sql
@@ -0,0 +1,2 @@
+CREATE EXTENSION pg_trgm;
+CREATE INDEX IndexTrgmBuildsOnDrvpath ON builds USING gin (drvpath gin_trgm_ops);