diff --git a/pyrightconfig.json b/pyrightconfig.json
index 19e2954f6..9ba71a6fe 100644
--- a/pyrightconfig.json
+++ b/pyrightconfig.json
@@ -43,12 +43,10 @@
     "reportInvalidTypeVarUse": "error",
     "reportPropertyTypeMismatch": "error",
     "reportSelfClsParameterName": "error",
+    "reportUnsupportedDunderAll": "error",
     // Overlapping overloads cannot be enabled at this time because
     // of the "fractions.Fraction.__pow__" method and "tasks.gather" function.
     // Mypy's overlapping overload logic misses these issues (see mypy
     // issue #10143 and #10157).
     "reportOverlappingOverload": "none",
-    // Several stubs refer to symbols in __all__ that are conditionally
-    // declared based on platform or version checks.
-    "reportUnsupportedDunderAll": "none",
 }
diff --git a/pyrightconfig.stricter.json b/pyrightconfig.stricter.json
index 8e55ff80b..b19bffc4c 100644
--- a/pyrightconfig.stricter.json
+++ b/pyrightconfig.stricter.json
@@ -111,12 +111,10 @@
     "reportInvalidTypeVarUse": "error",
     "reportPropertyTypeMismatch": "error",
     "reportSelfClsParameterName": "error",
+    "reportUnsupportedDunderAll": "error",
     // Overlapping overloads cannot be enabled at this time because
-    // of the "factions.Fraction.__pow__" method and "tasks.gather" function.
+    // of the "fractions.Fraction.__pow__" method and "tasks.gather" function.
     // Mypy's overlapping overload logic misses these issues (see mypy
     // issue #10143 and #10157).
     "reportOverlappingOverload": "none",
-    // Several stubs refer to symbols in __all__ that are conditionally
-    // declared based on platform or version checks.
-    "reportUnsupportedDunderAll": "none",
 }