diff --git a/modules/security/freenav/secstubn.h b/modules/security/freenav/secstubn.h
index 3ab0e683eaf6..9246f8db261f 100644
--- a/modules/security/freenav/secstubn.h
+++ b/modules/security/freenav/secstubn.h
@@ -21,7 +21,6 @@
 #include "ntypes.h"
 #include "net.h"
 
-typedef struct CERTCertificateStr CERTCertificate;
 typedef struct _digests DIGESTS;
 typedef struct _zig ZIG;
 typedef struct _zigcontext ZIG_Context;