diff --git a/src/test/java/seedu/address/ui/testutil/UiPartRule.java b/src/test/java/seedu/address/ui/testutil/UiPartRule.java
index ec8206a546dd..b3378e15a4ae 100644
--- a/src/test/java/seedu/address/ui/testutil/UiPartRule.java
+++ b/src/test/java/seedu/address/ui/testutil/UiPartRule.java
@@ -14,6 +14,14 @@
 public class UiPartRule extends StageRule {
     private static final String[] CSS_FILES = {"view/DarkTheme.css", "view/Extensions.css"};
 
+    // This is a workaround to solve headless test failure on Windows OS
+    // Refer to https://github.com/javafxports/openjdk-jfx/issues/66 for more details.
+    static {
+        if (System.getProperty("os.name").toLowerCase().startsWith("win")) {
+            System.loadLibrary("WindowsCodecs");
+        }
+    }
+
     public void setUiPart(final UiPart<? extends Parent> uiPart) {
         try {
             FxToolkit.setupScene(() -> {
diff --git a/src/test/java/systemtests/SystemTestSetupHelper.java b/src/test/java/systemtests/SystemTestSetupHelper.java
index 82811ba874f0..9d621fff3d43 100644
--- a/src/test/java/systemtests/SystemTestSetupHelper.java
+++ b/src/test/java/systemtests/SystemTestSetupHelper.java
@@ -18,6 +18,14 @@ public class SystemTestSetupHelper {
     private TestApp testApp;
     private MainWindowHandle mainWindowHandle;
 
+    // This is a workaround to solve headless test failure on Windows OS
+    // Refer to https://github.com/javafxports/openjdk-jfx/issues/66 for more details.
+    static {
+        if (System.getProperty("os.name").toLowerCase().startsWith("win")) {
+            System.loadLibrary("WindowsCodecs");
+        }
+    }
+
     /**
      * Sets up a new {@code TestApp} and returns it.
      */