diff --git a/estela-api/core/models.py b/estela-api/core/models.py
index fd5cf672..ec5fbbe9 100644
--- a/estela-api/core/models.py
+++ b/estela-api/core/models.py
@@ -401,7 +401,7 @@ def __str__(self):
         help_text="Spider sid.",
     )
     name = models.CharField(max_length=1000, help_text="Env variable name.")
-    value = models.CharField(max_length=1000, help_text="Env variable value.")
+    value = models.CharField(max_length=10000, help_text="Env variable value.")
     masked = models.BooleanField(
         default=False, help_text="Whether the env variable value is masked."
     )