diff --git a/common/src/main/java/stirling/software/common/util/ExceptionUtils.java b/common/src/main/java/stirling/software/common/util/ExceptionUtils.java
index 5bc33ed39..fb6d501d9 100644
--- a/common/src/main/java/stirling/software/common/util/ExceptionUtils.java
+++ b/common/src/main/java/stirling/software/common/util/ExceptionUtils.java
@@ -1,6 +1,7 @@
 package stirling.software.common.util;
 
 import java.io.IOException;
+import java.text.MessageFormat;
 
 import lombok.extern.slf4j.Slf4j;
 
@@ -104,7 +105,7 @@ public class ExceptionUtils {
      */
     public static IOException createIOException(
             String messageKey, String defaultMessage, Exception cause, Object... args) {
-        String message = String.format(defaultMessage, args);
+        String message = MessageFormat.format(defaultMessage, args);
         return new IOException(message, cause);
     }
 
@@ -119,7 +120,7 @@ public class ExceptionUtils {
      */
     public static RuntimeException createRuntimeException(
             String messageKey, String defaultMessage, Exception cause, Object... args) {
-        String message = String.format(defaultMessage, args);
+        String message = MessageFormat.format(defaultMessage, args);
         return new RuntimeException(message, cause);
     }
 
@@ -133,7 +134,7 @@ public class ExceptionUtils {
      */
     public static IllegalArgumentException createIllegalArgumentException(
             String messageKey, String defaultMessage, Object... args) {
-        String message = String.format(defaultMessage, args);
+        String message = MessageFormat.format(defaultMessage, args);
         return new IllegalArgumentException(message);
     }
 
diff --git a/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java b/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java
index a764256c8..a7e194d4f 100644
--- a/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java
+++ b/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java
@@ -56,11 +56,8 @@ public class ConvertWebsiteToPDF {
         }
         // Validate the URL format
         if (!URL.matches("^https?://.*") || !GeneralUtils.isValidURL(URL)) {
-            throw ExceptionUtils.createIllegalArgumentException(
-                    "error.invalidFormat",
-                    "Invalid {0} format: {1}",
-                    "URL",
-                    "provided format is invalid");
+            throw ExceptionUtils.createInvalidArgumentException(
+                    "URL", "provided format is invalid");
         }
 
         // validate the URL is reachable