diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5d079d3..bc09156 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,7 @@ on: [push, pull_request]
 
 env:
   CARGO_TERM_COLOR: always
+  TESTING_PLUGINS_VERSION: "1.6.0"
 
 jobs:
   rustfmt:
@@ -33,9 +34,10 @@ jobs:
 
       - name: Prepare test resources
         run: |
-          (New-Object Net.WebClient).DownloadFile('https://github.com/WrinklyNinja/testing-plugins/archive/1.4.1.zip', "$PWD/1.4.1.zip")
-          7z x 1.4.1.zip
-          mv testing-plugins-1.4.1 testing-plugins
+          (New-Object Net.WebClient).DownloadFile('https://github.com/WrinklyNinja/testing-plugins/archive/$TESTING_PLUGINS_VERSION.zip', "$PWD/$TESTING_PLUGINS_VERSION.zip")
+          7z x $TESTING_PLUGINS_VERSION.zip
+          mv testing-plugins-$TESTING_PLUGINS_VERSION testing-plugins
+
       - name: Build and run tests
         run: cargo test --all --all-features
 
@@ -75,9 +77,9 @@ jobs:
 
       - name: Prepare test resources
         run: |
-          wget https://github.com/WrinklyNinja/testing-plugins/archive/1.4.1.tar.gz
-          tar -xf 1.4.1.tar.gz
-          mv testing-plugins-1.4.1 testing-plugins
+          wget https://github.com/WrinklyNinja/testing-plugins/archive/$TESTING_PLUGINS_VERSION.tar.gz
+          tar -xf $TESTING_PLUGINS_VERSION.tar.gz
+          mv testing-plugins-$TESTING_PLUGINS_VERSION testing-plugins
 
       - name: Build and run tests with code coverage
         run: cargo llvm-cov --workspace --lcov --output-path lcov.info
diff --git a/src/plugin.rs b/src/plugin.rs
index 25b8e93..5bf7ca0 100644
--- a/src/plugin.rs
+++ b/src/plugin.rs
@@ -404,7 +404,7 @@ impl Plugin {
 
     fn is_medium_flag_set(&self) -> bool {
         let flag = match self.game_id {
-            GameId::Starfield => 0x10000,
+            GameId::Starfield => 0x400,
             _ => return false,
         };
 
@@ -1703,8 +1703,8 @@ mod tests {
         fn is_master_file_should_use_file_extension_and_flag() {
             use std::fs::copy;
             copy(
-                Path::new("testing-plugins/Skyrim/Data/Blank.esm"),
-                Path::new("testing-plugins/Skyrim/Data/Blank.esm.esp"),
+                Path::new("testing-plugins/Starfield/Data/Blank.full.esm"),
+                Path::new("testing-plugins/Starfield/Data/Blank.full.esm.esp"),
             )
             .unwrap();
 
@@ -1719,14 +1719,14 @@ mod tests {
 
             let mut plugin = Plugin::new(
                 GameId::Starfield,
-                Path::new("testing-plugins/Skyrim/Data/Blank.esp"),
+                Path::new("testing-plugins/Starfield/Data/Blank.esp"),
             );
             assert!(plugin.parse_file(true).is_ok());
             assert!(!plugin.is_master_file());
 
             let mut plugin = Plugin::new(
                 GameId::Starfield,
-                Path::new("testing-plugins/Skyrim/Data/Blank.esm.esp"),
+                Path::new("testing-plugins/Starfield/Data/Blank.full.esm.esp"),
             );
             assert!(plugin.parse_file(true).is_ok());
             assert!(plugin.is_master_file());
@@ -1766,39 +1766,25 @@ mod tests {
 
         #[test]
         fn is_light_plugin_should_be_true_for_a_plugin_with_the_light_flag_set() {
-            let mut plugin = Plugin::new(GameId::Starfield, Path::new("Blank.esm"));
-            let file_data = &[
-                0x54, 0x45, 0x53, 0x34, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
-                0x00, 0x00, 0xB2, 0x2E, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
-            ];
-            plugin.data.header_record = Record::parse(file_data, GameId::Starfield, false)
-                .unwrap()
-                .1;
-
+            let mut plugin = Plugin::new(GameId::Starfield, Path::new("testing-plugins/Starfield/Data/Blank.small.esm"));
+            assert!(plugin.parse_file(true).is_ok());
             assert!(plugin.is_light_plugin());
         }
 
         #[test]
         fn is_medium_plugin_should_be_false_for_a_plugin_without_the_medium_flag_set() {
-            let plugin = Plugin::new(GameId::Morrowind, Path::new("Blank.esp"));
+            let plugin = Plugin::new(GameId::Starfield, Path::new("Blank.esp"));
             assert!(!plugin.is_medium_plugin());
-            let plugin = Plugin::new(GameId::Morrowind, Path::new("Blank.esm"));
+            let plugin = Plugin::new(GameId::Starfield, Path::new("Blank.esm"));
             assert!(!plugin.is_medium_plugin());
-            let plugin = Plugin::new(GameId::Morrowind, Path::new("Blank.esl"));
+            let plugin = Plugin::new(GameId::Starfield, Path::new("Blank.esl"));
             assert!(!plugin.is_medium_plugin());
         }
 
         #[test]
         fn is_medium_plugin_should_be_true_for_a_plugin_with_the_medium_flag_set() {
-            let mut plugin = Plugin::new(GameId::Starfield, Path::new("Blank.esm"));
-            let file_data = &[
-                0x54, 0x45, 0x53, 0x34, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
-                0x00, 0x00, 0xB2, 0x2E, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
-            ];
-            plugin.data.header_record = Record::parse(file_data, GameId::Starfield, false)
-                .unwrap()
-                .1;
-
+            let mut plugin = Plugin::new(GameId::Starfield, Path::new("testing-plugins/Starfield/Data/Blank.medium.esm"));
+            assert!(plugin.parse_file(true).is_ok());
             assert!(plugin.is_medium_plugin());
         }
 
@@ -1852,7 +1838,7 @@ mod tests {
         fn valid_light_form_id_range_should_be_0_to_0xfff() {
             let mut plugin = Plugin::new(
                 GameId::Starfield,
-                Path::new("testing-plugins/SkyrimSE/Data/Blank - Master Dependent.esm"),
+                Path::new("testing-plugins/Starfield/Data/Blank.small.esm"),
             );
             assert!(plugin.parse_file(false).is_ok());
 
@@ -1866,7 +1852,7 @@ mod tests {
         ) {
             let mut plugin = Plugin::new(
                 GameId::Starfield,
-                Path::new("testing-plugins/SkyrimSE/Data/Blank - Master Dependent.esm"),
+                Path::new("testing-plugins/Starfield/Data/Blank.small.esm"),
             );
             assert!(plugin.parse_file(false).is_ok());
 
@@ -1888,7 +1874,7 @@ mod tests {
         fn is_valid_as_override_plugin_should_be_false_if_the_plugin_has_new_records() {
             let mut plugin = Plugin::new(
                 GameId::Starfield,
-                Path::new("testing-plugins/SkyrimSE/Data/Blank - Master Dependent.esm"),
+                Path::new("testing-plugins/Starfield/Data/Blank.full.esm"),
             );
             assert!(plugin.parse_file(false).is_ok());