diff --git a/install/schema_postgres.sql b/install/schema_postgres.sql
index f27fd5692..bdb17a86a 100644
--- a/install/schema_postgres.sql
+++ b/install/schema_postgres.sql
@@ -634,8 +634,8 @@ CREATE TABLE "item" (
   "item_delayed" smallint NOT NULL DEFAULT '0',
   "item_pending_remove" smallint NOT NULL DEFAULT '0',
   "item_blocked" smallint NOT NULL DEFAULT '0',
-  "lat" double NOT NULL DEFAULT '0',
-  "lon" double NOT NULL DEFAULT '0',
+  "lat" double precision NOT NULL DEFAULT '0',
+  "lon" double precision NOT NULL DEFAULT '0',
   "item_search_vector" tsvector,
   PRIMARY KEY ("id")
 );