diff --git a/ext/extfs.cpp b/ext/extfs.cpp
index 560134e4..f8ea84b1 100644
--- a/ext/extfs.cpp
+++ b/ext/extfs.cpp
@@ -275,7 +275,7 @@ int main(int argc, char* argv[])
 		                "features, falling back to read-only access\n",
 		                device_path);
 		// TODO: Modify the file descriptor such that writing fails!
-		read = true;
+		write = false;
 	}
 
 	// Check whether any features are in use that we can safely disregard.