diff --git a/create.sql b/create.sql
index 30aaca629b431d374e812cc2d6afc368614b664f..03651be93faa7b3692bd8bd6f55231e9f6db3e2a 100644
--- a/create.sql
+++ b/create.sql
@@ -69,7 +69,7 @@ CREATE TABLE billet(
    n_representation INTEGER,
    pourcentage DECIMAL,
    CONSTRAINT pk_billet PRIMARY KEY (n_compte,n_place,n_representation),
-   CONSTRAINT type_de_place CHECK (p_type IN (0.5, 0.6, 0.8)),
+   CONSTRAINT type_de_pourcentage CHECK (pourcentage IN (0.5, 0.6, 0.8)),
    CONSTRAINT fk_billet_place 
       FOREIGN KEY (n_place) REFERENCES place ON DELETE CASCADE, 
    CONSTRAINT fk_billet_compte