diff --git a/test/cases/compile_errors/explicit_error_set_cast_known_at_comptime_violates_error_sets.zig b/test/cases/compile_errors/explicit_error_set_cast_known_at_comptime_violates_error_sets.zig
index a1beac65f2..0418d327c9 100644
--- a/test/cases/compile_errors/explicit_error_set_cast_known_at_comptime_violates_error_sets.zig
+++ b/test/cases/compile_errors/explicit_error_set_cast_known_at_comptime_violates_error_sets.zig
@@ -10,4 +10,4 @@ comptime {
 // backend=stage2
 // target=native
 //
-// :5:21: error: 'error.B' not a member of error set 'error{C,A}'
+// :5:21: error: 'error.B' not a member of error set 'error{A,C}'
diff --git a/test/cases/compile_errors/implicit_cast_of_error_set_not_a_subset.zig b/test/cases/compile_errors/implicit_cast_of_error_set_not_a_subset.zig
index 617e638627..1dab9d81c9 100644
--- a/test/cases/compile_errors/implicit_cast_of_error_set_not_a_subset.zig
+++ b/test/cases/compile_errors/implicit_cast_of_error_set_not_a_subset.zig
@@ -12,5 +12,5 @@ fn foo(set1: Set1) void {
 // backend=stage2
 // target=native
 //
-// :7:21: error: expected type 'error{C,A}', found 'error{A,B}'
+// :7:21: error: expected type 'error{A,C}', found 'error{A,B}'
 // :7:21: note: 'error.B' not a member of destination error set
diff --git a/test/cases/compile_errors/int_to_err_non_global_invalid_number.zig b/test/cases/compile_errors/int_to_err_non_global_invalid_number.zig
index c9f6c1e2e4..829192ab8d 100644
--- a/test/cases/compile_errors/int_to_err_non_global_invalid_number.zig
+++ b/test/cases/compile_errors/int_to_err_non_global_invalid_number.zig
@@ -16,4 +16,4 @@ comptime {
 // backend=llvm
 // target=native
 //
-// :11:21: error: 'error.B' not a member of error set 'error{C,A}'
+// :11:21: error: 'error.B' not a member of error set 'error{A,C}'