diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 653c84a520..8d760aca04 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -488,6 +488,7 @@ virDomainInputSourceGrabToggleTypeToString;
 virDomainInputSourceGrabTypeFromString;
 virDomainInputSourceGrabTypeToString;
 virDomainInputTypeToString;
+virDomainIOMMUDefFree;
 virDomainIOMMUModelTypeFromString;
 virDomainIOMMUModelTypeToString;
 virDomainIOThreadIDAdd;