diff --git a/zdump/stdout.c b/zdump/stdout.c
index 77c5d295..3ddccc62 100644
--- a/zdump/stdout.c
+++ b/zdump/stdout.c
@@ -12,6 +12,7 @@
 #include "zg.h"
 #include "dfi.h"
 #include "dfo.h"
+#include "stdout.h"
 
 int stdout_write_dump(void)
 {
diff --git a/zdump/stdout.h b/zdump/stdout.h
new file mode 100644
index 00000000..aaf23b21
--- /dev/null
+++ b/zdump/stdout.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright IBM Corp. 2001, 2018
+ *
+ * s390-tools is free software; you can redistribute it and/or modify
+ * it under the terms of the MIT license. See LICENSE for details.
+ */
+
+#ifndef STDOUT_H
+#define STDOUT_H
+
+int stdout_write_dump(void);
+
+#endif /* STDOUT_H */
diff --git a/zdump/zgetdump.c b/zdump/zgetdump.c
index fa22338f..bdeff284 100644
--- a/zdump/zgetdump.c
+++ b/zdump/zgetdump.c
@@ -30,6 +30,7 @@
 #include "dt.h"
 #include "dfi.h"
 #include "dfo.h"
+#include "stdout.h"
 #include "zfuse.h"
 
 /*
diff --git a/zdump/zgetdump.h b/zdump/zgetdump.h
index 4a553432..c51a84ce 100644
--- a/zdump/zgetdump.h
+++ b/zdump/zgetdump.h
@@ -12,6 +12,7 @@
 #ifndef ZGETDUMP_H
 #define ZGETDUMP_H
 
+#include "zg.h"
 #include "opts.h"
 
 /*
@@ -22,6 +23,4 @@ extern struct zgetdump_globals {
 	struct options	opts;
 } g;
 
-int stdout_write_dump(void);
-
 #endif /* ZGETDUMP_H */