diff --git a/lib/io/protobuf.c b/lib/io/protobuf.c
index 6f86fc244..8382fe42d 100644
--- a/lib/io/protobuf.c
+++ b/lib/io/protobuf.c
@@ -21,11 +21,11 @@
  *********************************************************************************/
 
 // Generated message descriptors by protoc
-#include "villas.pb-c.h"
+#include <villas.pb-c.h>
 
-#include "villas/sample.h"
-#include "villas/plugin.h"
-#include "villas/io/protobuf.h"
+#include <villas/sample.h>
+#include <villas/plugin.h>
+#include <villas/io/protobuf.h>
 
 int protobuf_sprint(char *buf, size_t len, size_t *wbytes, struct sample *smps[], unsigned cnt, int flags)
 {