diff --git a/build.sbt b/build.sbt
index 87a990fb..e223f196 100644
--- a/build.sbt
+++ b/build.sbt
@@ -159,8 +159,8 @@ lazy val `quill-doobie` =
     .settings(jdbcTestingSettings: _*)
     .settings(
       libraryDependencies ++= Seq(
-        "org.tpolecat" %% "doobie-core" % "1.0.0-RC5",
-        "org.tpolecat" %% "doobie-postgres" % "1.0.0-RC5" % Test
+        "org.tpolecat" %% "doobie-core" % "1.0.0-RC6",
+        "org.tpolecat" %% "doobie-postgres" % "1.0.0-RC6" % Test
       )
     )
     .dependsOn(`quill-jdbc` % "compile->compile;test->test")