diff --git a/src/transport/SessionDelegate.h b/src/transport/SessionDelegate.h
index 8de535a265796c..ed7f4f6b3d1b28 100644
--- a/src/transport/SessionDelegate.h
+++ b/src/transport/SessionDelegate.h
@@ -18,6 +18,7 @@
 
 #include <inttypes.h>
 
+#include <lib/core/CHIPError.h>
 #include <lib/support/DLLUtil.h>
 
 namespace chip {