diff --git a/contrib/libpqxx b/contrib/libpqxx
index 36c49cac91b..12b5c232c4e 160000
--- a/contrib/libpqxx
+++ b/contrib/libpqxx
@@ -1 +1 @@
-Subproject commit 36c49cac91bf22ac6b85952f630ae75ba7883f68
+Subproject commit 12b5c232c4e046da3dd70ae23bdd20983ccaa137