diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 46e5ad34e3..23cbd27ce1 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -2204,6 +2204,7 @@ virJSONValueObjectKeysNumber;
 virJSONValueObjectRemoveKey;
 virJSONValueObjectStealArray;
 virJSONValueObjectStealObject;
+virJSONValueToBuffer;
 virJSONValueToString;
 
 
diff --git a/src/util/virjson.c b/src/util/virjson.c
index 19857d2f2f..c519f8139e 100644
--- a/src/util/virjson.c
+++ b/src/util/virjson.c
@@ -1970,7 +1970,7 @@ virJSONValueToStringOne(virJSONValuePtr object,
 }
 
 
-static int
+int
 virJSONValueToBuffer(virJSONValuePtr object,
                      virBufferPtr buf,
                      bool pretty)
@@ -2031,7 +2031,7 @@ virJSONValueFromString(const char *jsonstring ATTRIBUTE_UNUSED)
 }
 
 
-static int
+int
 virJSONValueToBuffer(virJSONValuePtr object ATTRIBUTE_UNUSED,
                      virBufferPtr buf ATTRIBUTE_UNUSED,
                      bool pretty ATTRIBUTE_UNUSED)
diff --git a/src/util/virjson.h b/src/util/virjson.h
index 3dee103aba..ec86603794 100644
--- a/src/util/virjson.h
+++ b/src/util/virjson.h
@@ -26,6 +26,7 @@
 # include "internal.h"
 # include "virbitmap.h"
 # include "viralloc.h"
+# include "virbuffer.h"
 
 # include <stdarg.h>
 
@@ -143,6 +144,10 @@ int virJSONValueArrayAppendString(virJSONValuePtr object, const char *value);
 virJSONValuePtr virJSONValueFromString(const char *jsonstring);
 char *virJSONValueToString(virJSONValuePtr object,
                            bool pretty);
+int virJSONValueToBuffer(virJSONValuePtr object,
+                         virBufferPtr buf,
+                         bool pretty)
+    ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_RETURN_CHECK;
 
 typedef int (*virJSONValueObjectIteratorFunc)(const char *key,
                                               virJSONValuePtr value,