diff --git a/src/compiler.jl b/src/compiler.jl
index 96b1c01c5d..c75ba727f7 100644
--- a/src/compiler.jl
+++ b/src/compiler.jl
@@ -3438,7 +3438,7 @@ function create_abi_wrapper(
                 twidth = if width == 1
                     1
                 else
-                    if returnPrimal && returnNum == 0
+                    if (rettype <: Const) && returnNum == 0
                         1
                     else
                         width