diff --git a/Koha/REST/V1/Biblios.pm b/Koha/REST/V1/Biblios.pm
index baf9d943be..9b4750b65e 100644
--- a/Koha/REST/V1/Biblios.pm
+++ b/Koha/REST/V1/Biblios.pm
@@ -496,7 +496,7 @@ sub add {
     try {
         my $headers = $c->req->headers;
 
-        my $flavour = $headers->header('x-marc-schema');
+        my $flavour = $headers->header('x-record-schema');
         $flavour //= C4::Context->preference('marcflavour');
 
         my $record;
@@ -571,7 +571,7 @@ sub update {
     try {
         my $headers = $c->req->headers;
 
-        my $flavour = $headers->header('x-marc-schema');
+        my $flavour = $headers->header('x-record-schema');
         $flavour //= C4::Context->preference('marcflavour');
 
         my $frameworkcode = $headers->header('x-framework-id') || $biblio->frameworkcode;
diff --git a/api/v1/swagger/swagger.yaml b/api/v1/swagger/swagger.yaml
index 7d5e04f62d..10e09cbc8b 100644
--- a/api/v1/swagger/swagger.yaml
+++ b/api/v1/swagger/swagger.yaml
@@ -384,7 +384,7 @@ parameters:
     type: string
   marc_schema_header:
     description: March schema. One of MARC21 or UNIMARC
-    name: x-marc-schema
+    name: x-record-schema
     in: header
     required: false
     type: string
diff --git a/t/db_dependent/api/v1/biblios.t b/t/db_dependent/api/v1/biblios.t
index d074084238..de45fe0eeb 100755
--- a/t/db_dependent/api/v1/biblios.t
+++ b/t/db_dependent/api/v1/biblios.t
@@ -1156,8 +1156,8 @@ subtest 'post() tests' => sub {
         }
     );
 
-    $t->post_ok("//$userid:$password@/api/v1/biblios" => {'Content-Type' => 'application/marcxml+xml', 'x-framework-id' => $frameworkcode, "x-marc-schema" => 'INVALID'})
-      ->status_is(400, 'Invalid header x-marc-schema');
+    $t->post_ok("//$userid:$password@/api/v1/biblios" => {'Content-Type' => 'application/marcxml+xml', 'x-framework-id' => $frameworkcode, "x-record-schema" => 'INVALID'})
+      ->status_is(400, 'Invalid header x-record-schema');
 
     $t->post_ok("//$userid:$password@/api/v1/biblios" => {'Content-Type' => 'application/marcxml+xml', 'x-framework-id' => $frameworkcode} => $marcxml)
       ->status_is(200)