diff --git a/pyinfra/config.py b/pyinfra/config.py
index a08f5ab..3ebcd4f 100644
--- a/pyinfra/config.py
+++ b/pyinfra/config.py
@@ -38,7 +38,10 @@ class Config(object):
         self.storage_backend = read_from_environment("STORAGE_BACKEND", "s3")
 
         # The bucket / container to pull files specified in queue requests from
-        self.storage_bucket = read_from_environment("STORAGE_BUCKET_NAME", "redaction")
+        if self.storage_backend == "s3":
+            self.storage_bucket = read_from_environment("STORAGE_BUCKET_NAME", "redaction")
+        else:
+            self.storage_bucket = read_from_environment("STORAGE_AZURECONTAINERNAME", "redaction")
 
         # Endpoint for s3 storage
         self.storage_endpoint = read_from_environment("STORAGE_ENDPOINT", "http://127.0.0.1:9000")