diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index f12c87d217..2253098090 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -8693,7 +8693,7 @@ virDomainDiskSourcePRParse(xmlNodePtr node,
 }
 
 
-static int
+int
 virDomainStorageSourceParse(xmlNodePtr node,
                             xmlXPathContextPtr ctxt,
                             virStorageSourcePtr src,
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index ee3285a97c..37356df42d 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3447,6 +3447,12 @@ int virDomainStorageSourceFormat(virBufferPtr attrBuf,
                                  bool skipSeclabels)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
 
+int virDomainStorageSourceParse(xmlNodePtr node,
+                                xmlXPathContextPtr ctxt,
+                                virStorageSourcePtr src,
+                                unsigned int flags)
+    ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
+
 int virDomainDefGetVcpuPinInfoHelper(virDomainDefPtr def,
                                      int maplen,
                                      int ncpumaps,
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 3dece252df..a97b7fe223 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -547,6 +547,7 @@ virDomainStateReasonToString;
 virDomainStateTypeFromString;
 virDomainStateTypeToString;
 virDomainStorageSourceFormat;
+virDomainStorageSourceParse;
 virDomainTaintTypeFromString;
 virDomainTaintTypeToString;
 virDomainTimerModeTypeFromString;