diff --git a/build.sbt b/build.sbt
index c8e4589d..3923ca98 100644
--- a/build.sbt
+++ b/build.sbt
@@ -7,7 +7,7 @@ val munitCatsEffectVersion = "1.0.7"
 val lucumaCoreVersion      = "0.91.1"
 val lucumaODBSchema        = "0.10.0"
 
-ThisBuild / tlBaseVersion       := "0.73"
+ThisBuild / tlBaseVersion       := "0.74"
 ThisBuild / tlCiReleaseBranches := Seq("main")
 ThisBuild / crossScalaVersions  := Seq("3.4.0")
 ThisBuild / tlVersionIntroduced := Map("3" -> "0.29.0")
diff --git a/lucuma-schemas/src/clue/scala/lucuma/schemas/ObservationDB.scala b/lucuma-schemas/src/clue/scala/lucuma/schemas/ObservationDB.scala
index 2854461f..75a8b1ee 100644
--- a/lucuma-schemas/src/clue/scala/lucuma/schemas/ObservationDB.scala
+++ b/lucuma-schemas/src/clue/scala/lucuma/schemas/ObservationDB.scala
@@ -54,7 +54,8 @@ trait ObservationDB {
     type PosShort                   = eu.timepit.refined.types.numeric.PosShort
     // Core Types
     type DatasetFilename            = lucuma.core.model.sequence.Dataset.Filename
-    type ProgramReference           = String           // TODO: Switch to core type when it is actually in core
+    type ProposalReferenceLabel     = String           // TODO: Switch to core type when it is actually in core
+    type ProgramReferenceLabel      = String           // TODO: Switch to core type when it is actually in core
     type Semester                   = lucuma.core.model.Semester
     type SignalToNoise              = lucuma.core.math.SignalToNoise
     type Timestamp                  = lucuma.core.util.Timestamp