diff --git a/core/lib/Drupal/Core/Extension/InfoParserDynamic.php b/core/lib/Drupal/Core/Extension/InfoParserDynamic.php
index 484e0062d2..9ba7dfffe3 100644
--- a/core/lib/Drupal/Core/Extension/InfoParserDynamic.php
+++ b/core/lib/Drupal/Core/Extension/InfoParserDynamic.php
@@ -56,9 +56,8 @@ public function parse($filename) {
       if (!empty($missing_keys)) {
         throw new InfoParserException('Missing required keys (' . implode(', ', $missing_keys) . ') in ' . $filename);
       }
-      $is_testing_package = isset($parsed_info['package']) && $parsed_info['package'] === 'Testing';
       if (!isset($parsed_info['core_version_requirement'])) {
-        if ($is_testing_package) {
+        if (isset($parsed_info['package']) && $parsed_info['package'] === 'Testing') {
           // Modules in the testing package are exempt as well. This makes it
           // easier for contrib to use test modules.
           $parsed_info['core_version_requirement'] = \Drupal::VERSION;
@@ -85,7 +84,7 @@ public function parse($filename) {
         // Drupal 8 versions before 8.7.7 then 'core' cannot be set or it will
         // effectively support all versions of Drupal 8 because
         // 'core_version_requirement' will be ignored in previous versions.
-        if (!$is_testing_package && !$supports_pre_core_version_requirement_version && isset($parsed_info['core'])) {
+        if (!$supports_pre_core_version_requirement_version && isset($parsed_info['core'])) {
           throw new InfoParserException("The 'core_version_requirement' constraint ({$parsed_info['core_version_requirement']}) requires the 'core' key not be set in " . $filename);
         }
         // 'core_version_requirement' can not be used to specify Drupal 8
diff --git a/core/modules/system/tests/modules/database_statement_monitoring_test/database_statement_monitoring_test.info.yml b/core/modules/system/tests/modules/database_statement_monitoring_test/database_statement_monitoring_test.info.yml
index 74b03a3b8a..894715d976 100644
--- a/core/modules/system/tests/modules/database_statement_monitoring_test/database_statement_monitoring_test.info.yml
+++ b/core/modules/system/tests/modules/database_statement_monitoring_test/database_statement_monitoring_test.info.yml
@@ -1,6 +1,5 @@
 name: 'Database Statement Monitoring Test'
 type: module
 description: 'Support module for Database layer tests that need to monitor executed database statements.'
-core: 8.x
 package: Testing
 version: VERSION
diff --git a/core/modules/system/tests/modules/delay_cache_tags_invalidation/delay_cache_tags_invalidation.info.yml b/core/modules/system/tests/modules/delay_cache_tags_invalidation/delay_cache_tags_invalidation.info.yml
index 5fe56c9d55..0777e09ca5 100644
--- a/core/modules/system/tests/modules/delay_cache_tags_invalidation/delay_cache_tags_invalidation.info.yml
+++ b/core/modules/system/tests/modules/delay_cache_tags_invalidation/delay_cache_tags_invalidation.info.yml
@@ -1,5 +1,4 @@
 name: 'Delay Cache Tags Invalidation Test'
 type: module
-core: 8.x
 package: Testing
 version: VERSION
diff --git a/core/modules/system/tests/themes/test_legacy_stylesheets_remove/test_legacy_stylesheets_remove.info.yml b/core/modules/system/tests/themes/test_legacy_stylesheets_remove/test_legacy_stylesheets_remove.info.yml
index 9cf9e1c68d..6cd835e4d5 100644
--- a/core/modules/system/tests/themes/test_legacy_stylesheets_remove/test_legacy_stylesheets_remove.info.yml
+++ b/core/modules/system/tests/themes/test_legacy_stylesheets_remove/test_legacy_stylesheets_remove.info.yml
@@ -2,7 +2,6 @@ name: 'Theme Legacy Test Stylesheets Remove'
 type: theme
 description: 'Test theme using legacy stylesheets-remove.'
 version: VERSION
-core: 8.x
 base theme: classy
 package: Testing
 libraries: { }
diff --git a/core/modules/system/tests/themes/test_legacy_theme/test_legacy_theme.info.yml b/core/modules/system/tests/themes/test_legacy_theme/test_legacy_theme.info.yml
index 0f1331b092..e168af31c7 100644
--- a/core/modules/system/tests/themes/test_legacy_theme/test_legacy_theme.info.yml
+++ b/core/modules/system/tests/themes/test_legacy_theme/test_legacy_theme.info.yml
@@ -2,6 +2,5 @@ name: 'Test legacy theme'
 type: theme
 description: 'Test theme to test deprecated functionality.'
 version: VERSION
-core: 8.x
 package: Testing
 base theme: test_theme
diff --git a/core/modules/views_ui/tests/themes/views_test_classy_subtheme/views_test_classy_subtheme.info.yml b/core/modules/views_ui/tests/themes/views_test_classy_subtheme/views_test_classy_subtheme.info.yml
index 8f20d604bd..70b9397b3b 100644
--- a/core/modules/views_ui/tests/themes/views_test_classy_subtheme/views_test_classy_subtheme.info.yml
+++ b/core/modules/views_ui/tests/themes/views_test_classy_subtheme/views_test_classy_subtheme.info.yml
@@ -2,6 +2,5 @@ name: 'Theme test subtheme'
 type: theme
 description: 'Test theme which uses test_basetheme as the base theme.'
 version: VERSION
-core: 8.x
 base theme: classy
 package: Testing