diff --git a/amane-tanikaze/deploy.amane-backend.yaml b/amane-tanikaze/deploy.amane-backend.yaml
index 4f74060..c722bbe 100644
--- a/amane-tanikaze/deploy.amane-backend.yaml
+++ b/amane-tanikaze/deploy.amane-backend.yaml
@@ -32,6 +32,11 @@ spec:
                 secretKeyRef:
                   name: amane-backend
                   key: MONGODB_USER
+            - name: MONGODB_DB
+              valueFrom:
+                secretKeyRef:
+                  name: amane-backend
+                  key: MONGODB_DB
             - name: MONGODB_PASS
               valueFrom:
                 secretKeyRef:
diff --git a/amane-tanikaze/deploy.amane-dcbot.yaml b/amane-tanikaze/deploy.amane-dcbot.yaml
index b9a1cf8..5e90c2a 100644
--- a/amane-tanikaze/deploy.amane-dcbot.yaml
+++ b/amane-tanikaze/deploy.amane-dcbot.yaml
@@ -49,6 +49,11 @@ spec:
                 secretKeyRef:
                   name: amane-dcbot
                   key: MONGODB_PASS
+            - name: MONGODB_DB
+              valueFrom:
+                secretKeyRef:
+                  name: amane-dcbot
+                  key: MONGODB_DB
             - name: MINIO_ACCESSKEY
               valueFrom:
                 secretKeyRef: