diff --git a/packages/squiggle-lang/src/rescript/GenericDist/GenericDist.resi b/packages/squiggle-lang/src/rescript/GenericDist/GenericDist.resi
index f567f6be..46db83a7 100644
--- a/packages/squiggle-lang/src/rescript/GenericDist/GenericDist.resi
+++ b/packages/squiggle-lang/src/rescript/GenericDist/GenericDist.resi
@@ -30,7 +30,7 @@ let truncate: (
   ~toPointSetFn: toPointSetFn,
   ~leftCutoff: option<float>=?,
   ~rightCutoff: option<float>=?,
-  unit,
+  unit
 ) => result<t, error>
 
 let algebraicCombination: (
diff --git a/packages/squiggle-lang/src/rescript/pointSetDist/DistPlus.res b/packages/squiggle-lang/src/rescript/pointSetDist/DistPlus.res
index 39f355ab..e1ece63d 100644
--- a/packages/squiggle-lang/src/rescript/pointSetDist/DistPlus.res
+++ b/packages/squiggle-lang/src/rescript/pointSetDist/DistPlus.res
@@ -9,12 +9,11 @@ let make =
       ~pointSetDist,
       ~squiggleString,
       ~domain=Complete,
-      ~unit=UnspecifiedDistribution,
       (),
     )
     : t => {
   let integral = pointSetDistIntegral(pointSetDist);
-  {pointSetDist, domain, integralCache: integral, unit, squiggleString};
+  {pointSetDist, domain, integralCache: integral, squiggleString};
 };
 
 let update =
@@ -22,14 +21,12 @@ let update =
       ~pointSetDist=?,
       ~integralCache=?,
       ~domain=?,
-      ~unit=?,
       ~squiggleString=?,
       t: t,
     ) => {
   pointSetDist: E.O.default(t.pointSetDist, pointSetDist),
   integralCache: E.O.default(t.integralCache, integralCache),
   domain: E.O.default(t.domain, domain),
-  unit: E.O.default(t.unit, unit),
   squiggleString: E.O.default(t.squiggleString, squiggleString),
 };
 
diff --git a/packages/squiggle-lang/src/rescript/pointSetDist/PointSetTypes.res b/packages/squiggle-lang/src/rescript/pointSetDist/PointSetTypes.res
index ded9c02d..e2e17a94 100644
--- a/packages/squiggle-lang/src/rescript/pointSetDist/PointSetTypes.res
+++ b/packages/squiggle-lang/src/rescript/pointSetDist/PointSetTypes.res
@@ -71,25 +71,14 @@ type generationSource =
   | SquiggleString(string)
   | Shape(pointSetDist)
 
-type distributionUnit =
-  | UnspecifiedDistribution
-
 @genType
 type distPlus = {
   pointSetDist: pointSetDist,
   domain: domain,
   integralCache: continuousShape,
-  unit: distributionUnit,
   squiggleString: option<string>,
 }
 
-module DistributionUnit = {
-  let toJson = (distributionUnit: distributionUnit) =>
-    switch distributionUnit {
-    | _ => Js.Null.fromOption(None)
-    }
-}
-
 module Domain = {
   let excludedProbabilityMass = (t: domain) =>
     switch t {