diff --git a/lib/src/matrix/matrix.dart b/lib/src/matrix/matrix.dart
index de39f4a..40ac0f8 100644
--- a/lib/src/matrix/matrix.dart
+++ b/lib/src/matrix/matrix.dart
@@ -28,8 +28,6 @@ abstract class Matrix<T> implements Storage {
     ArgumentError.checkNotNull(dataType, 'dataType');
     RangeError.checkNotNegative(rowCount, 'rowCount');
     RangeError.checkNotNegative(columnCount, 'columnCount');
-    // https://github.com/dart-lang/sdk/issues/49188:
-    // ignore: missing_enum_constant_in_switch
     switch (format ?? MatrixFormat.standard) {
       case MatrixFormat.rowMajor:
         return RowMajorMatrix<T>(dataType, rowCount, columnCount);
diff --git a/lib/src/polynomial/polynomial.dart b/lib/src/polynomial/polynomial.dart
index 2fbd6eb..0f9f09b 100644
--- a/lib/src/polynomial/polynomial.dart
+++ b/lib/src/polynomial/polynomial.dart
@@ -23,8 +23,6 @@ abstract class Polynomial<T> implements Storage {
   factory Polynomial(DataType<T> dataType,
       {int desiredDegree = -1, PolynomialFormat? format}) {
     ArgumentError.checkNotNull(dataType, 'dataType');
-    // https://github.com/dart-lang/sdk/issues/49188:
-    // ignore: missing_enum_constant_in_switch
     switch (format ?? PolynomialFormat.standard) {
       case PolynomialFormat.list:
         return ListPolynomial<T>(dataType, desiredDegree);
diff --git a/lib/src/vector/vector.dart b/lib/src/vector/vector.dart
index 7a0106e..811ac8a 100644
--- a/lib/src/vector/vector.dart
+++ b/lib/src/vector/vector.dart
@@ -20,8 +20,6 @@ abstract class Vector<T> implements Storage {
   factory Vector(DataType<T> dataType, int count, {VectorFormat? format}) {
     ArgumentError.checkNotNull(dataType, 'dataType');
     RangeError.checkNotNegative(count, 'count');
-    // https://github.com/dart-lang/sdk/issues/49188:
-    // ignore: missing_enum_constant_in_switch
     switch (format ?? VectorFormat.standard) {
       case VectorFormat.list:
         return ListVector<T>(dataType, count);