diff --git a/security/nss/cmd/lib/secutil.c b/security/nss/cmd/lib/secutil.c
index d312239f31a5..bead5f67b6b8 100644
--- a/security/nss/cmd/lib/secutil.c
+++ b/security/nss/cmd/lib/secutil.c
@@ -41,6 +41,7 @@
 #include "prerror.h"
 #include "prprf.h"
 #include "plgetopt.h"
+#include "prenv.h"
 
 #include "secutil.h"
 #include "secpkcs7.h"