diff --git a/Source/santactl/Commands/SNTCommandPrintLog.mm b/Source/santactl/Commands/SNTCommandPrintLog.mm
index e02d66567..df3df5442 100644
--- a/Source/santactl/Commands/SNTCommandPrintLog.mm
+++ b/Source/santactl/Commands/SNTCommandPrintLog.mm
@@ -67,7 +67,7 @@ + (NSString *)longHelpText {
 - (void)runWithArguments:(NSArray *)arguments {
   JsonPrintOptions options;
   options.always_print_enums_as_ints = false;
-  options.always_print_primitive_fields = true;
+  options.always_print_fields_with_no_presence = true;
   options.preserve_proto_field_names = true;
   options.add_whitespace = true;
 
diff --git a/Source/santad/Logs/EndpointSecurity/Serializers/Protobuf.mm b/Source/santad/Logs/EndpointSecurity/Serializers/Protobuf.mm
index d6c641d8c..175d8cfbd 100644
--- a/Source/santad/Logs/EndpointSecurity/Serializers/Protobuf.mm
+++ b/Source/santad/Logs/EndpointSecurity/Serializers/Protobuf.mm
@@ -381,7 +381,7 @@ static inline void EncodeCertificateInfo(::pbv1::CertificateInfo *pb_cert_info,
 
 ::pbv1::SantaMessage *Protobuf::CreateDefaultProto(Arena *arena, struct timespec event_time,
                                                    struct timespec processed_time) {
-  ::pbv1::SantaMessage *santa_msg = Arena::CreateMessage<::pbv1::SantaMessage>(arena);
+  ::pbv1::SantaMessage *santa_msg = Arena::Create<::pbv1::SantaMessage>(arena);
 
   if (EnabledMachineID()) {
     EncodeString([santa_msg] { return santa_msg->mutable_machine_id(); }, MachineID());
@@ -415,7 +415,7 @@ static inline void EncodeCertificateInfo(::pbv1::CertificateInfo *pb_cert_info,
     // TODO: Profile this. It's probably not the most efficient way to do this.
     JsonPrintOptions options;
     options.always_print_enums_as_ints = false;
-    options.always_print_primitive_fields = true;
+    options.always_print_fields_with_no_presence = true;
     options.preserve_proto_field_names = true;
     std::string json;
 
diff --git a/Source/santad/Logs/EndpointSecurity/Serializers/ProtobufTest.mm b/Source/santad/Logs/EndpointSecurity/Serializers/ProtobufTest.mm
index 6cf1c620f..1fbc6a5af 100644
--- a/Source/santad/Logs/EndpointSecurity/Serializers/ProtobufTest.mm
+++ b/Source/santad/Logs/EndpointSecurity/Serializers/ProtobufTest.mm
@@ -81,7 +81,7 @@
 JsonPrintOptions DefaultJsonPrintOptions() {
   JsonPrintOptions options;
   options.always_print_enums_as_ints = false;
-  options.always_print_primitive_fields = false;
+  options.always_print_fields_with_no_presence = false;
   options.preserve_proto_field_names = true;
   options.add_whitespace = true;
   return options;
diff --git a/WORKSPACE b/WORKSPACE
index f1178d1da..d480c9850 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -17,11 +17,9 @@ http_archive(
 
 http_archive(
     name = "com_google_protobuf",
-    patch_args = ["-p1"],
-    patches = ["//external_patches/com_google_protobuf:13636.patch"],
-    sha256 = "07d69502e58248927b58c7d7e7424135272ba5b2852a753ab6b67e62d2d29355",
-    strip_prefix = "protobuf-24.3",
-    urls = ["https://github.com/protocolbuffers/protobuf/archive/v24.3.tar.gz"],
+    sha256 = "4fc5ff1b2c339fb86cd3a25f0b5311478ab081e65ad258c6789359cd84d421f8",
+    strip_prefix = "protobuf-26.1",
+    urls = ["https://github.com/protocolbuffers/protobuf/archive/v26.1.tar.gz"],
 )
 
 # We don't directly use rules_python but several dependencies do and they disagree
diff --git a/external_patches/com_google_protobuf/13636.patch b/external_patches/com_google_protobuf/13636.patch
deleted file mode 100644
index 30aa5ebe7..000000000
--- a/external_patches/com_google_protobuf/13636.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-diff --git a/protobuf_deps.bzl b/protobuf_deps.bzl
-index ee552c13e..f0bba0385 100644
---- a/protobuf_deps.bzl
-+++ b/protobuf_deps.bzl
-@@ -70,8 +70,8 @@ def protobuf_deps():
-         _github_archive(
-             name = "utf8_range",
-             repo = "https://github.com/protocolbuffers/utf8_range",
--            commit = "de0b4a8ff9b5d4c98108bdfe723291a33c52c54f",
--            sha256 = "5da960e5e5d92394c809629a03af3c7709d2d3d0ca731dacb3a9fb4bf28f7702",
-+            commit = "d863bc33e15cba6d873c878dcca9e6fe52b2f8cb",
-+            sha256 = "568988b5f7261ca181468dba38849fabf59dd9200fb2ed4b2823da187ef84d8c",
-         )
- 
-     if not native.existing_rule("rules_cc"):
diff --git a/external_patches/com_google_protobuf/BUILD b/external_patches/com_google_protobuf/BUILD
deleted file mode 100644
index d12c00360..000000000
--- a/external_patches/com_google_protobuf/BUILD
+++ /dev/null
@@ -1,5 +0,0 @@
-licenses(["notice"])
-
-package(
-    default_visibility = ["//:santa_package_group"],
-)