diff --git a/csr.cpp b/csr.cpp
index 81c6f98..9ba8f00 100644
--- a/csr.cpp
+++ b/csr.cpp
@@ -2,11 +2,19 @@
 
 #include "csr.hpp"
 
+#include <openssl/bio.h>
+#include <openssl/buffer.h>
+#include <openssl/ossl_typ.h>
 #include <openssl/pem.h>
+#include <openssl/x509.h>
 
+#include <cstdio>
 #include <filesystem>
+#include <memory>
 #include <phosphor-logging/elog-errors.hpp>
 #include <phosphor-logging/elog.hpp>
+#include <phosphor-logging/log.hpp>
+#include <utility>
 #include <xyz/openbmc_project/Certs/error.hpp>
 #include <xyz/openbmc_project/Common/error.hpp>