diff --git a/assets/controller.yaml b/assets/controller.yaml
index 2c785ed05..5a04e0f08 100644
--- a/assets/controller.yaml
+++ b/assets/controller.yaml
@@ -60,6 +60,7 @@ spec:
           image: ${PROVISIONER_IMAGE}
           args:
             - --csi-address=$(ADDRESS)
+            - --default-fstype=ext4
             - --feature-gates=Topology=true
             - --v=${LOG_LEVEL}
           env:
diff --git a/pkg/generated/bindata.go b/pkg/generated/bindata.go
index 2e133a88d..d094498e6 100644
--- a/pkg/generated/bindata.go
+++ b/pkg/generated/bindata.go
@@ -133,6 +133,7 @@ spec:
           image: ${PROVISIONER_IMAGE}
           args:
             - --csi-address=$(ADDRESS)
+            - --default-fstype=ext4
             - --feature-gates=Topology=true
             - --v=${LOG_LEVEL}
           env: