diff --git a/src/udev/net/link-config-gperf.gperf b/src/udev/net/link-config-gperf.gperf
index fe33507694d..17b3697077c 100644
--- a/src/udev/net/link-config-gperf.gperf
+++ b/src/udev/net/link-config-gperf.gperf
@@ -34,6 +34,7 @@ Match.Virtualization,                      config_parse_net_condition,
 Match.KernelCommandLine,                   config_parse_net_condition,            CONDITION_KERNEL_COMMAND_LINE, offsetof(LinkConfig, conditions)
 Match.KernelVersion,                       config_parse_net_condition,            CONDITION_KERNEL_VERSION,      offsetof(LinkConfig, conditions)
 Match.Architecture,                        config_parse_net_condition,            CONDITION_ARCHITECTURE,        offsetof(LinkConfig, conditions)
+Match.Firmware,                            config_parse_net_condition,            CONDITION_FIRMWARE,            offsetof(LinkConfig, conditions)
 Link.Description,                          config_parse_string,                   0,                             offsetof(LinkConfig, description)
 Link.MACAddressPolicy,                     config_parse_mac_address_policy,       0,                             offsetof(LinkConfig, mac_address_policy)
 Link.MACAddress,                           config_parse_hw_addr,                  0,                             offsetof(LinkConfig, hw_addr)
diff --git a/test/fuzz/fuzz-link-parser/directives.link b/test/fuzz/fuzz-link-parser/directives.link
index bffdce0ec95..eae76749eb6 100644
--- a/test/fuzz/fuzz-link-parser/directives.link
+++ b/test/fuzz/fuzz-link-parser/directives.link
@@ -11,6 +11,7 @@ Virtualization=
 KernelCommandLine=
 KernelVersion=
 Architecture=
+Firmware=
 [Link]
 Description=
 MACAddressPolicy=
diff --git a/test/fuzz/fuzz-unit-file/directives-all.service b/test/fuzz/fuzz-unit-file/directives-all.service
index 699a9c5ae48..3b5ea3f9e35 100644
--- a/test/fuzz/fuzz-unit-file/directives-all.service
+++ b/test/fuzz/fuzz-unit-file/directives-all.service
@@ -386,6 +386,7 @@ AllowPortToBeRoot=
 AllowedIPs=
 Anonymize=
 Architecture=
+Firmware=
 AutoJoin=
 AutoNegotiation=
 BindCarrier=