diff --git a/src/check/test/unify_test.zig b/src/check/test/unify_test.zig
index a9eb182d62..9f0df1a0ae 100644
--- a/src/check/test/unify_test.zig
+++ b/src/check/test/unify_test.zig
@@ -1509,7 +1509,7 @@ test "unify - flex with constraints vs structure captures deferred check" {
 
     // Check that constraint was captured
     try std.testing.expectEqual(1, env.scratch.deferred_constraints.len());
-    const deferred = env.scratch.deferred_constraints.get(.first).*;
+    const deferred = env.scratch.deferred_constraints.items.items[0];
     try std.testing.expectEqual(
         env.module_env.types.resolveVar(structure_var).var_,
         env.module_env.types.resolveVar(deferred.var_).var_,
@@ -1544,7 +1544,7 @@ test "unify - structure vs flex with constraints captures deferred check (revers
 
     // Check that constraint was captured (note: vars might be swapped due to merge order)
     try std.testing.expectEqual(1, env.scratch.deferred_constraints.len());
-    const deferred = env.scratch.deferred_constraints.get(.first).*;
+    const deferred = env.scratch.deferred_constraints.items.items[0];
     try std.testing.expectEqual(
         env.module_env.types.resolveVar(flex_var).var_,
         env.module_env.types.resolveVar(deferred.var_).var_,
@@ -1597,7 +1597,7 @@ test "unify - flex vs nominal type captures constraint" {
 
     // Check that constraint was captured
     try std.testing.expectEqual(1, env.scratch.deferred_constraints.len());
-    const deferred = env.scratch.deferred_constraints.get(.first).*;
+    const deferred = env.scratch.deferred_constraints.items.items[0];
     try std.testing.expectEqual(
         env.module_env.types.resolveVar(nominal_var).var_,
         env.module_env.types.resolveVar(deferred.var_).var_,