diff --git a/packages/aws_common/test/config/file_location_test.dart b/packages/aws_common/test/config/file_location_test.dart
index fca22046e2..1ad94173ae 100644
--- a/packages/aws_common/test/config/file_location_test.dart
+++ b/packages/aws_common/test/config/file_location_test.dart
@@ -14,7 +14,7 @@ void main() {
         r'User home is loaded from $HOME with highest priority on non-windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('linux', ''),
+        OperatingSystem('linux', ''),
         () {
           overrideEnvironment(
             {
@@ -42,7 +42,7 @@ void main() {
         r'User home is loaded from $HOME with highest priority on windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('windows', ''),
+        OperatingSystem('windows', ''),
         () {
           overrideEnvironment(
             {
@@ -70,7 +70,7 @@ void main() {
         r'User home is loaded from $USERPROFILE on windows platforms when $HOME is not set.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('windows', ''),
+        OperatingSystem('windows', ''),
         () {
           overrideEnvironment(
             {
@@ -97,7 +97,7 @@ void main() {
         r'User home is loaded from $HOMEDRIVE$HOMEPATH on windows platforms when $HOME and $USERPROFILE are not set.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('windows', ''),
+        OperatingSystem('windows', ''),
         () {
           overrideEnvironment(
             {
@@ -123,7 +123,7 @@ void main() {
         r'The default config location can be overridden by the user on non-windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('linux', ''),
+        OperatingSystem('linux', ''),
         () {
           overrideEnvironment(
             {
@@ -149,7 +149,7 @@ void main() {
         r'The default credentials location can be overridden by the user on non-windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('linux', ''),
+        OperatingSystem('linux', ''),
         () {
           overrideEnvironment(
             {
@@ -175,7 +175,7 @@ void main() {
         r'The default credentials location can be overridden by the user on windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('windows', ''),
+        OperatingSystem('windows', ''),
         () {
           overrideEnvironment(
             {
@@ -201,7 +201,7 @@ void main() {
         r'The default credentials location can be overridden by the user on windows platforms.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('windows', ''),
+        OperatingSystem('windows', ''),
         () {
           overrideEnvironment(
             {
@@ -226,7 +226,7 @@ void main() {
     test(r'The default profile can be overridden via environment variable.',
         () {
       overrideOperatingSystem(
-        const OperatingSystem('linux', ''),
+        OperatingSystem('linux', ''),
         () {
           overrideEnvironment(
             {
diff --git a/packages/aws_common/tool/generate_tests.dart b/packages/aws_common/tool/generate_tests.dart
index 6d18079bcd..57a7b15413 100644
--- a/packages/aws_common/tool/generate_tests.dart
+++ b/packages/aws_common/tool/generate_tests.dart
@@ -163,7 +163,7 @@ void main() {
     output.writeln(
       '''
 test(r'${test.name}', () {
-  overrideOperatingSystem(const OperatingSystem('${test.platform.name}', ''), () {
+  overrideOperatingSystem(OperatingSystem('${test.platform.name}', ''), () {
      overrideEnvironment({
       ${test.environment.entries.map((entry) => "'${entry.key}': r'${entry.value}',").join('\n')}
      }, () {