diff --git a/go.mod b/go.mod
index 034fe7d..e4998b4 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/transparency-dev/distributor
 go 1.20
 
 require (
-	cloud.google.com/go/cloudsqlconn v1.4.5
+	cloud.google.com/go/cloudsqlconn v1.5.0
 	github.com/cenkalti/backoff v2.2.1+incompatible
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/golang/glog v1.1.2
diff --git a/go.sum b/go.sum
index 493e005..6006a24 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,6 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go/cloudsqlconn v1.4.5 h1:phC774NGutNBcLBIix16unWs7wK2FZyF1L/xDTL+V7k=
-cloud.google.com/go/cloudsqlconn v1.4.5/go.mod h1:18ZXUEDPtVRBsBBMkZvvfjnTxi1N+6xyMHAlfY4hzdk=
+cloud.google.com/go/cloudsqlconn v1.5.0 h1:5KizpGKrcD0xk9DmNowPmu8cMWxGDLVYrTduj1YvCzM=
+cloud.google.com/go/cloudsqlconn v1.5.0/go.mod h1:KFSZlZOQOsfGiK4hHc23AyJFJqR3qFbgSeXo9i4eSrE=
 cloud.google.com/go/compute v1.23.0 h1:tP41Zoavr8ptEqaW6j+LQOnyBBhO7OkOMAGrgLopTwY=
 cloud.google.com/go/compute v1.23.0/go.mod h1:4tCnrn48xsqlwSAiLf1HXMQk8CONslYbdiEZc9FEIbM=
 cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY=
@@ -108,6 +108,7 @@ github.com/jackc/pgproto3/v2 v2.3.2 h1:7eY55bdBeCz1F2fTzSz69QC+pG46jYq9/jtSPiJ5n
 github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
 github.com/jackc/pgtype v1.14.0 h1:y+xUdabmyMkJLyApYuPj38mW+aAIqCe5uuBB51rH3Vw=
 github.com/jackc/pgx/v4 v4.18.1 h1:YP7G1KABtKpB5IHrO9vYwSrCOhs7p3uqhvhhQBptya0=
+github.com/jackc/pgx/v5 v5.4.3 h1:cxFyXhxlvAifxnkKKdlxv8XqUf59tDlYjnV5YYfsJJY=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=