diff --git a/src/conf/domain_addr.c b/src/conf/domain_addr.c
index 3caa11a3cbadefa7f2388425267be535e2f685cb..02442b9173cb02596f559a6396f823ccf03a195f 100644
--- a/src/conf/domain_addr.c
+++ b/src/conf/domain_addr.c
@@ -103,7 +103,7 @@ virDomainPCIControllerConnectTypeToModel(virDomainPCIConnectFlags flags)
 }
 
 
-bool
+static bool
 virDomainPCIAddressFlagsCompatible(virPCIDeviceAddressPtr addr,
                                    const char *addrStr,
                                    virDomainPCIConnectFlags busFlags,
diff --git a/src/conf/domain_addr.h b/src/conf/domain_addr.h
index a64c4790cafc7a619121fb8c96ff7973c5899526..a58890da6bdaee630f5585a679ddf03a21005b10 100644
--- a/src/conf/domain_addr.h
+++ b/src/conf/domain_addr.h
@@ -121,14 +121,6 @@ virDomainPCIAddressSetPtr virDomainPCIAddressSetAlloc(unsigned int nbuses);
 
 void virDomainPCIAddressSetFree(virDomainPCIAddressSetPtr addrs);
 
-bool virDomainPCIAddressFlagsCompatible(virPCIDeviceAddressPtr addr,
-                                        const char *addrStr,
-                                        virDomainPCIConnectFlags busFlags,
-                                        virDomainPCIConnectFlags devFlags,
-                                        bool reportError,
-                                        bool fromConfig)
-     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
-
 bool virDomainPCIAddressValidate(virDomainPCIAddressSetPtr addrs,
                                  virPCIDeviceAddressPtr addr,
                                  const char *addrStr,
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index a26157ba13c0851e0105c10fc555a19a8fa3984d..5d30090646503e59df5dfbc5225fc7b8e97b5fd8 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -109,7 +109,6 @@ virDomainPCIAddressAsString;
 virDomainPCIAddressBusIsFullyReserved;
 virDomainPCIAddressBusSetModel;
 virDomainPCIAddressEnsureAddr;
-virDomainPCIAddressFlagsCompatible;
 virDomainPCIAddressReleaseAddr;
 virDomainPCIAddressReserveAddr;
 virDomainPCIAddressReserveNextAddr;