diff --git a/config/validator/service/BUILD.bazel b/config/validator/service/BUILD.bazel
index 198de3a1a1a1..f2ce86814244 100644
--- a/config/validator/service/BUILD.bazel
+++ b/config/validator/service/BUILD.bazel
@@ -13,6 +13,7 @@ go_library(
         "@com_github_ethereum_go_ethereum//common:go_default_library",
         "@com_github_ethereum_go_ethereum//common/hexutil:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
+        "@org_golang_google_protobuf//types/known/wrapperspb:go_default_library",
     ],
 )
 
diff --git a/validator/client/BUILD.bazel b/validator/client/BUILD.bazel
index 268d0afd603c..26afc0c46478 100644
--- a/validator/client/BUILD.bazel
+++ b/validator/client/BUILD.bazel
@@ -93,6 +93,7 @@ go_library(
         "@org_golang_google_grpc//status:go_default_library",
         "@org_golang_google_protobuf//proto:go_default_library",
         "@org_golang_google_protobuf//types/known/emptypb:go_default_library",
+        "@org_golang_google_protobuf//types/known/wrapperspb:go_default_library",
     ],
 )
 
@@ -176,5 +177,6 @@ go_test(
         "@org_golang_google_grpc//metadata:go_default_library",
         "@org_golang_google_grpc//status:go_default_library",
         "@org_golang_google_protobuf//types/known/emptypb:go_default_library",
+        "@org_golang_google_protobuf//types/known/wrapperspb:go_default_library",
     ],
 )
diff --git a/validator/client/propose_test.go b/validator/client/propose_test.go
index e162f835d7a6..b8e27d969887 100644
--- a/validator/client/propose_test.go
+++ b/validator/client/propose_test.go
@@ -1064,6 +1064,28 @@ func Test_findBuilderBoost(t *testing.T) {
 				Value: 123,
 			},
 		},
+		{
+			name: "Proposer settings with builder settings and specific propose config but wrong pubkey",
+			args: args{
+				proposerSettings: &validatorserviceconfig.ProposerSettings{
+					ProposeConfig: func() map[[fieldparams.BLSPubkeyLength]byte]*validatorserviceconfig.ProposerOption {
+						config := make(map[[fieldparams.BLSPubkeyLength]byte]*validatorserviceconfig.ProposerOption)
+						bb := uint64(123)
+						config[[fieldparams.BLSPubkeyLength]byte{'z'}] = &validatorserviceconfig.ProposerOption{
+							FeeRecipientConfig: &validatorserviceconfig.FeeRecipientConfig{
+								FeeRecipient: common.HexToAddress("a"),
+							},
+							BuilderConfig: &validatorserviceconfig.BuilderConfig{
+								Enabled:            true,
+								BuilderBoostFactor: &bb,
+							},
+						}
+						return config
+					}(),
+				},
+			},
+			want: nil,
+		},
 		{
 			name: "Proposer settings with builder settings and default config",
 			args: args{