diff --git a/src/backend/core/services/ai_services/legacy.py b/src/backend/core/services/ai_services/legacy.py
index 9855ee73a..c6c4dd912 100644
--- a/src/backend/core/services/ai_services/legacy.py
+++ b/src/backend/core/services/ai_services/legacy.py
@@ -61,7 +61,8 @@ AI_TRANSLATE = (
     "Keep the same html structure and formatting. "
     "Translate the content in the html to the specified language {language:s}. "
     "Check the translation for accuracy and make any necessary corrections. "
-    "Do not provide any other information."
+    "Do not provide any other information. "
+    "Return the content directly without wrapping it in code blocks or markdown delimiters."
 )
 
 
diff --git a/src/backend/core/tests/documents/test_api_documents_ai_translate.py b/src/backend/core/tests/documents/test_api_documents_ai_translate.py
index 1954cbc47..290f87825 100644
--- a/src/backend/core/tests/documents/test_api_documents_ai_translate.py
+++ b/src/backend/core/tests/documents/test_api_documents_ai_translate.py
@@ -117,7 +117,9 @@ def test_api_documents_ai_translate_anonymous_success(mock_create, settings):
                     "Keep the same html structure and formatting. "
                     "Translate the content in the html to the specified language Spanish. "
                     "Check the translation for accuracy and make any necessary corrections. "
-                    "Do not provide any other information."
+                    "Do not provide any other information. "
+                    "Return the content directly without wrapping it in code blocks or markdown "
+                    "delimiters."
                 ),
             },
             {"role": "user", "content": "Hello"},
@@ -219,7 +221,9 @@ def test_api_documents_ai_translate_authenticated_success(mock_create, reach, ro
                     "Translate the content in the html to the "
                     "specified language Colombian Spanish. "
                     "Check the translation for accuracy and make any necessary corrections. "
-                    "Do not provide any other information."
+                    "Do not provide any other information. "
+                    "Return the content directly without wrapping it in code blocks or markdown "
+                    "delimiters."
                 ),
             },
             {"role": "user", "content": "Hello"},
@@ -296,7 +300,9 @@ def test_api_documents_ai_translate_success(mock_create, via, role, mock_user_te
                     "Translate the content in the html to the "
                     "specified language Colombian Spanish. "
                     "Check the translation for accuracy and make any necessary corrections. "
-                    "Do not provide any other information."
+                    "Do not provide any other information. "
+                    "Return the content directly without wrapping it in code blocks or markdown "
+                    "delimiters."
                 ),
             },
             {"role": "user", "content": "Hello"},
diff --git a/src/backend/core/tests/external_api/test_external_api_documents_ai.py b/src/backend/core/tests/external_api/test_external_api_documents_ai.py
index ee695958b..e645c4007 100644
--- a/src/backend/core/tests/external_api/test_external_api_documents_ai.py
+++ b/src/backend/core/tests/external_api/test_external_api_documents_ai.py
@@ -226,7 +226,9 @@ def test_external_api_documents_ai_translate_can_be_allowed(
                     "Translate the content in the html to the "
                     "specified language Colombian Spanish. "
                     "Check the translation for accuracy and make any necessary corrections. "
-                    "Do not provide any other information."
+                    "Do not provide any other information. "
+                    "Return the content directly without wrapping it in code blocks or markdown "
+                    "delimiters."
                 ),
             },
             {"role": "user", "content": "Hello"},