diff --git a/src/test/java/com/lilt/testCreateContent/TestCreateChars.java b/src/test/java/com/lilt/testCreateContent/TestCreateChars.java
index be978f077..30cdea8db 100644
--- a/src/test/java/com/lilt/testCreateContent/TestCreateChars.java
+++ b/src/test/java/com/lilt/testCreateContent/TestCreateChars.java
@@ -25,6 +25,8 @@ public TestCreateChars(String charCase) {
         this.charCase = charCase;
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testCreateContent/TestCreateSections.java b/src/test/java/com/lilt/testCreateContent/TestCreateSections.java
index 1f5685518..afc7278e9 100644
--- a/src/test/java/com/lilt/testCreateContent/TestCreateSections.java
+++ b/src/test/java/com/lilt/testCreateContent/TestCreateSections.java
@@ -26,6 +26,8 @@ public TestCreateSections(String sectionCase) {
         this.sectionCase = sectionCase;
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testCreateContent/TestSign.java b/src/test/java/com/lilt/testCreateContent/TestSign.java
index 51d50c018..cd77bf356 100644
--- a/src/test/java/com/lilt/testCreateContent/TestSign.java
+++ b/src/test/java/com/lilt/testCreateContent/TestSign.java
@@ -24,6 +24,8 @@ public TestSign(boolean sign) {
         this.sign = sign;
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testDataSource/TestCreateDataSource.java b/src/test/java/com/lilt/testDataSource/TestCreateDataSource.java
index 16d18dcad..256a2dce8 100644
--- a/src/test/java/com/lilt/testDataSource/TestCreateDataSource.java
+++ b/src/test/java/com/lilt/testDataSource/TestCreateDataSource.java
@@ -25,6 +25,8 @@ public TestCreateDataSource(String dataSourceLanguages) {
         this.dataSourceLanguages = dataSourceLanguages;
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testDataSource/TestUploadTMX.java b/src/test/java/com/lilt/testDataSource/TestUploadTMX.java
index 509e8afc2..67ce0d3f0 100644
--- a/src/test/java/com/lilt/testDataSource/TestUploadTMX.java
+++ b/src/test/java/com/lilt/testDataSource/TestUploadTMX.java
@@ -28,6 +28,8 @@ public TestUploadTMX(String tmxFileCase) {
         this.tmxFileCase = tmxFileCase;
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testInstantTranslate/TestInstantTranslate.java b/src/test/java/com/lilt/testInstantTranslate/TestInstantTranslate.java
index 483787e1d..809c9ec1e 100644
--- a/src/test/java/com/lilt/testInstantTranslate/TestInstantTranslate.java
+++ b/src/test/java/com/lilt/testInstantTranslate/TestInstantTranslate.java
@@ -26,6 +26,8 @@ public class TestInstantTranslate {
     public TestInstantTranslate() {
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }
diff --git a/src/test/java/com/lilt/testVerifiedTranslate/TestVerifiedTranslate.java b/src/test/java/com/lilt/testVerifiedTranslate/TestVerifiedTranslate.java
index 8e6d12fed..061b619a9 100644
--- a/src/test/java/com/lilt/testVerifiedTranslate/TestVerifiedTranslate.java
+++ b/src/test/java/com/lilt/testVerifiedTranslate/TestVerifiedTranslate.java
@@ -34,6 +34,8 @@ public class TestVerifiedTranslate {
     public TestVerifiedTranslate() {
         this.defaultClient = Configuration.getDefaultApiClient();
         this.defaultClient.setBasePath(System.getenv("API_HOST"));
+        this.defaultClient.addDefaultHeader("x-is-automated-test", "true");
+        this.defaultClient.addDefaultHeader("x-is-expected-error", "true");
         ApiKeyAuth ApiKeyAuth = (ApiKeyAuth) this.defaultClient.getAuthentication("ApiKeyAuth");
         ApiKeyAuth.setApiKey(System.getenv("API_KEY"));
     }