diff --git a/plugins/input/postgis/postgis_datasource.cpp b/plugins/input/postgis/postgis_datasource.cpp
index afb0d0611..c8d2fdef9 100644
--- a/plugins/input/postgis/postgis_datasource.cpp
+++ b/plugins/input/postgis/postgis_datasource.cpp
@@ -362,7 +362,7 @@ std::string postgis_datasource::sql_bbox(box2d<double> const& env) const
 {
     std::ostringstream b;
     if (srid_ > 0)
-        b << "SetSRID(";
+        b << "ST_SetSRID(";
     b << "'BOX3D(";
     b << std::setprecision(16);
     b << env.minx() << " " << env.miny() << ",";