diff --git a/meilisearch-error/src/lib.rs b/meilisearch-error/src/lib.rs
index 41a58b9f5..3a3e2229a 100644
--- a/meilisearch-error/src/lib.rs
+++ b/meilisearch-error/src/lib.rs
@@ -39,9 +39,9 @@ impl fmt::Display for ErrorType {
         use ErrorType::*;
 
         match self {
-            InternalError => write!(f, "internal_error"),
-            InvalidRequestError => write!(f, "invalid_request_error"),
-            AuthenticationError => write!(f, "authentication_error"),
+            InternalError => write!(f, "internal"),
+            InvalidRequestError => write!(f, "invalid_request"),
+            AuthenticationError => write!(f, "authentication"),
         }
     }
 }
diff --git a/meilisearch-http/src/error.rs b/meilisearch-http/src/error.rs
index 1f2f4742d..c3c8d5785 100644
--- a/meilisearch-http/src/error.rs
+++ b/meilisearch-http/src/error.rs
@@ -42,8 +42,11 @@ pub struct ResponseError {
     #[serde(skip)]
     code: StatusCode,
     message: String,
+    #[serde(rename = "code")]
     error_code: String,
+    #[serde(rename = "type")]
     error_type: String,
+    #[serde(rename = "link")]
     error_link: String,
 }
 
diff --git a/meilisearch-http/tests/documents/add_documents.rs b/meilisearch-http/tests/documents/add_documents.rs
index 308b41e10..14f5c6dee 100644
--- a/meilisearch-http/tests/documents/add_documents.rs
+++ b/meilisearch-http/tests/documents/add_documents.rs
@@ -194,7 +194,7 @@ async fn error_add_malformed_csv_documents() {
     let req = test::TestRequest::post()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "text/csv"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -203,20 +203,22 @@ async fn error_add_malformed_csv_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The csv payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The csv payload provided is malformed. CSV error: record 1 (line: 2, byte: 12): found record with 3 fields, but the previous record has 2 fields."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 
     // put
     let req = test::TestRequest::put()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "text/csv"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -225,13 +227,15 @@ async fn error_add_malformed_csv_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The csv payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The csv payload provided is malformed. CSV error: record 1 (line: 2, byte: 12): found record with 3 fields, but the previous record has 2 fields."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 }
 
@@ -250,7 +254,7 @@ async fn error_add_malformed_json_documents() {
     let req = test::TestRequest::post()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "application/json"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -259,20 +263,22 @@ async fn error_add_malformed_json_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The json payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The json payload provided is malformed. key must be a string at line 1 column 14."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 
     // put
     let req = test::TestRequest::put()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "application/json"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -281,13 +287,15 @@ async fn error_add_malformed_json_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The json payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The json payload provided is malformed. key must be a string at line 1 column 14."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 }
 
@@ -306,7 +314,7 @@ async fn error_add_malformed_ndjson_documents() {
     let req = test::TestRequest::post()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "application/x-ndjson"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -315,20 +323,22 @@ async fn error_add_malformed_ndjson_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The ndjson payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The ndjson payload provided is malformed. key must be a string at line 2 column 2."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 
     // put
     let req = test::TestRequest::put()
         .uri("/indexes/dog/documents")
         .set_payload(document.to_string())
-        .insert_header(("content-type", "text/plain"))
+        .insert_header(("content-type", "application/x-ndjson"))
         .to_request();
     let res = test::call_service(&app, req).await;
     let status_code = res.status();
@@ -337,13 +347,15 @@ async fn error_add_malformed_ndjson_documents() {
     assert_eq!(status_code, 400);
     assert_eq!(
         response["message"],
-        json!(r#"The ndjson payload provided is malformed. :syntaxErrorHelper."#)
+        json!(
+            r#"The ndjson payload provided is malformed. key must be a string at line 2 column 2."#
+        )
     );
-    assert_eq!(response["code"], "malformed_payload");
-    assert_eq!(response["type"], "invalid_request");
+    assert_eq!(response["code"], json!("malformed_payload"));
+    assert_eq!(response["type"], json!("invalid_request"));
     assert_eq!(
         response["link"],
-        "https://docs.meilisearch.com/errors#malformed_payload"
+        json!("https://docs.meilisearch.com/errors#malformed_payload")
     );
 }
 
diff --git a/meilisearch-lib/src/document_formats.rs b/meilisearch-lib/src/document_formats.rs
index 781ab63a0..1d965d260 100644
--- a/meilisearch-lib/src/document_formats.rs
+++ b/meilisearch-lib/src/document_formats.rs
@@ -27,7 +27,7 @@ impl fmt::Display for PayloadType {
 pub enum DocumentFormatError {
     #[error("Internal error: {0}")]
     Internal(Box<dyn std::error::Error + Send + Sync + 'static>),
-    #[error("{0}. The {1} payload provided is malformed.")]
+    #[error("The {1} payload provided is malformed. {0}.")]
     MalformedPayload(
         Box<dyn std::error::Error + Send + Sync + 'static>,
         PayloadType,