diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 783df96b536d15359317d3a0884a1d1f5d402dab..e3aec69b74931e0b353d0a1c4c6b56a035e831e9 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -1332,7 +1332,7 @@ void virDomainNetDefFree(virDomainNetDefPtr def)
     VIR_FREE(def);
 }
 
-static void ATTRIBUTE_NONNULL(1)
+void ATTRIBUTE_NONNULL(1)
 virDomainChrSourceDefClear(virDomainChrSourceDefPtr def)
 {
     switch (def->type) {
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index abf024c7b21892b9fdf3b87fa7eb028a9f1392f4..de3b59c690f583a2f505372c593fce67e324b7cf 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -2719,4 +2719,6 @@ int virDomainDefFindDevice(virDomainDefPtr def,
 bool virDomainDiskSourceIsBlockType(virDomainDiskDefPtr def)
     ATTRIBUTE_NONNULL(1);
 
+void virDomainChrSourceDefClear(virDomainChrSourceDefPtr def);
+
 #endif /* __DOMAIN_CONF_H */
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 201b2cb5c2c23a827c6c34419513f9abda17313f..aaec1f9467694683c87ecf1bdb86fdc1e0f51e22 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -123,6 +123,7 @@ virDomainChrInsert;
 virDomainChrRemove;
 virDomainChrSerialTargetTypeFromString;
 virDomainChrSerialTargetTypeToString;
+virDomainChrSourceDefClear;
 virDomainChrSourceDefCopy;
 virDomainChrSourceDefFree;
 virDomainChrSpicevmcTypeFromString;