diff --git a/src/Enzyme.jl b/src/Enzyme.jl
index e2244171a5..9258079ba6 100644
--- a/src/Enzyme.jl
+++ b/src/Enzyme.jl
@@ -687,7 +687,7 @@ code, as well as high-order differentiation.
     A2 = A
 
     if A isa UnionAll
-        rt = Compiler.primal_return_type(mode, FTy, tt)
+        rt = Compiler.primal_return_type(Reverse, FTy, tt)
         A2 = A{rt}
         if rt == Union{}
             rt = Nothing 
@@ -840,7 +840,7 @@ code, as well as high-order differentiation.
     FT = Core.Typeof(f.val)
 
     if RT isa UnionAll
-        rt = Compiler.primal_return_type(mode, FT, tt)
+        rt = Compiler.primal_return_type(Forward, FT, tt)
 	if rt == Union{}
 	   rt = Nothing
 	end
@@ -1382,7 +1382,7 @@ result, ∂v, ∂A
     TT = Tuple{args...}
 
     primal_tt = Tuple{map(eltype, args)...}
-    rt0 = Compiler.primal_return_type(mode, eltype(FA), primal_tt)
+    rt0 = Compiler.primal_return_type(Reverse, eltype(FA), primal_tt)
 
     rt = Compiler.remove_innerty(A2){rt0}