diff --git a/.github/workflows/labeler.yml b/.github/workflows/labeler.yml
index 815d5d02a5c..53280443d29 100644
--- a/.github/workflows/labeler.yml
+++ b/.github/workflows/labeler.yml
@@ -21,6 +21,9 @@ on: pull_request_target
 
 jobs:
   triage:
+    permissions:
+      contents: read
+      pull-requests: write
     runs-on: ubuntu-latest
     steps:
     - uses: actions/labeler@v5
diff --git a/lang/c++/impl/Compiler.cc b/lang/c++/impl/Compiler.cc
index 2599f7cc664..f3c2397da24 100644
--- a/lang/c++/impl/Compiler.cc
+++ b/lang/c++/impl/Compiler.cc
@@ -369,10 +369,14 @@ static LogicalType makeLogicalType(const Entity &e, const Object &m) {
         t = LogicalType::TIMESTAMP_MILLIS;
     else if (typeField == "timestamp-micros")
         t = LogicalType::TIMESTAMP_MICROS;
+    else if (typeField == "timestamp-nanos")
+        t = LogicalType::TIMESTAMP_NANOS;
     else if (typeField == "local-timestamp-millis")
         t = LogicalType::LOCAL_TIMESTAMP_MILLIS;
     else if (typeField == "local-timestamp-micros")
         t = LogicalType::LOCAL_TIMESTAMP_MICROS;
+    else if (typeField == "local-timestamp-nanos")
+        t = LogicalType::LOCAL_TIMESTAMP_NANOS;
     else if (typeField == "duration")
         t = LogicalType::DURATION;
     else if (typeField == "uuid")
diff --git a/lang/c++/impl/LogicalType.cc b/lang/c++/impl/LogicalType.cc
index a7260accd16..ed6a12f0892 100644
--- a/lang/c++/impl/LogicalType.cc
+++ b/lang/c++/impl/LogicalType.cc
@@ -71,12 +71,18 @@ void LogicalType::printJson(std::ostream &os) const {
         case TIMESTAMP_MICROS:
             os << R"("logicalType": "timestamp-micros")";
             break;
+        case TIMESTAMP_NANOS:
+            os << R"("logicalType": "timestamp-nanos")";
+            break;
         case LOCAL_TIMESTAMP_MILLIS:
             os << R"("logicalType": "local-timestamp-millis")";
             break;
         case LOCAL_TIMESTAMP_MICROS:
             os << R"("logicalType": "local-timestamp-micros")";
             break;
+        case LOCAL_TIMESTAMP_NANOS:
+            os << R"("logicalType": "local-timestamp-nanos")";
+            break;
         case DURATION:
             os << R"("logicalType": "duration")";
             break;
diff --git a/lang/c++/impl/Node.cc b/lang/c++/impl/Node.cc
index 9f641e2956a..bde556bf314 100644
--- a/lang/c++/impl/Node.cc
+++ b/lang/c++/impl/Node.cc
@@ -189,6 +189,12 @@ void Node::setLogicalType(LogicalType logicalType) {
                                 "LONG type");
             }
             break;
+        case LogicalType::TIMESTAMP_NANOS:
+            if (type_ != AVRO_LONG) {
+                throw Exception("TIMESTAMP-NANOS logical type can only annotate "
+                                "LONG type");
+            }
+            break;
         case LogicalType::LOCAL_TIMESTAMP_MILLIS:
             if (type_ != AVRO_LONG) {
                 throw Exception("LOCAL-TIMESTAMP-MILLIS logical type can only annotate "
@@ -201,6 +207,12 @@ void Node::setLogicalType(LogicalType logicalType) {
                                 "LONG type");
             }
             break;
+        case LogicalType::LOCAL_TIMESTAMP_NANOS:
+            if (type_ != AVRO_LONG) {
+                throw Exception("LOCAL-TIMESTAMP-NANOS logical type can only annotate "
+                                "LONG type");
+            }
+            break;
         case LogicalType::DURATION:
             if (type_ != AVRO_FIXED || fixedSize() != 12) {
                 throw Exception("DURATION logical type can only annotate "
diff --git a/lang/c++/include/avro/LogicalType.hh b/lang/c++/include/avro/LogicalType.hh
index 3156f164e1f..b2a7d0294ff 100644
--- a/lang/c++/include/avro/LogicalType.hh
+++ b/lang/c++/include/avro/LogicalType.hh
@@ -35,8 +35,10 @@ public:
         TIME_MICROS,
         TIMESTAMP_MILLIS,
         TIMESTAMP_MICROS,
+        TIMESTAMP_NANOS,
         LOCAL_TIMESTAMP_MILLIS,
         LOCAL_TIMESTAMP_MICROS,
+        LOCAL_TIMESTAMP_NANOS,
         DURATION,
         UUID
     };
diff --git a/lang/c++/test/SchemaTests.cc b/lang/c++/test/SchemaTests.cc
index f57cfd1352b..029be79d57e 100644
--- a/lang/c++/test/SchemaTests.cc
+++ b/lang/c++/test/SchemaTests.cc
@@ -217,8 +217,10 @@ const char *roundTripSchemas[] = {
     R"({"type":"long","logicalType":"time-micros"})",
     R"({"type":"long","logicalType":"timestamp-millis"})",
     R"({"type":"long","logicalType":"timestamp-micros"})",
+    R"({"type":"long","logicalType":"timestamp-nanos"})",
     R"({"type":"long","logicalType":"local-timestamp-millis"})",
     R"({"type":"long","logicalType":"local-timestamp-micros"})",
+    R"({"type":"long","logicalType":"local-timestamp-nanos"})",
     R"({"type":"fixed","name":"test","size":12,"logicalType":"duration"})",
     R"({"type":"string","logicalType":"uuid"})",
 
@@ -244,8 +246,10 @@ const char *malformedLogicalTypes[] = {
     R"({"type":"string","logicalType":"time-micros"})",
     R"({"type":"string","logicalType":"timestamp-millis"})",
     R"({"type":"string","logicalType":"timestamp-micros"})",
+    R"({"type":"string","logicalType":"timestamp-nanos"})",
     R"({"type":"string","logicalType":"local-timestamp-millis"})",
     R"({"type":"string","logicalType":"local-timestamp-micros"})",
+    R"({"type":"string","logicalType":"local-timestamp-nanos"})",
     R"({"type":"string","logicalType":"duration"})",
     R"({"type":"long","logicalType":"uuid"})",
     // Missing the required field 'precision'.
@@ -360,12 +364,18 @@ static void testLogicalTypes() {
     const char *timestampMicrosType = "{\n\
         \"type\": \"long\", \"logicalType\": \"timestamp-micros\"\n\
     }";
+    const char *timestampNanosType = "{\n\
+        \"type\": \"long\", \"logicalType\": \"timestamp-nanos\"\n\
+    }";
     const char *localTimestampMillisType = "{\n\
         \"type\": \"long\", \"logicalType\": \"local-timestamp-millis\"\n\
     }";
     const char *localTimestampMicrosType = "{\n\
         \"type\": \"long\", \"logicalType\": \"local-timestamp-micros\"\n\
     }";
+    const char *localTimestampNanosType = "{\n\
+        \"type\": \"long\", \"logicalType\": \"local-timestamp-nanos\"\n\
+    }";
     const char *durationType = "{\n\
         \"type\": \"fixed\",\n\
         \"size\": 12,\n\
@@ -446,6 +456,15 @@ static void testLogicalTypes() {
         GenericDatum datum(schema);
         BOOST_CHECK(datum.logicalType().type() == LogicalType::TIMESTAMP_MICROS);
     }
+    {
+        BOOST_TEST_CHECKPOINT(timestampNanosType);
+        ValidSchema schema = compileJsonSchemaFromString(timestampNanosType);
+        BOOST_CHECK(schema.root()->type() == AVRO_LONG);
+        LogicalType logicalType = schema.root()->logicalType();
+        BOOST_CHECK(logicalType.type() == LogicalType::TIMESTAMP_NANOS);
+        GenericDatum datum(schema);
+        BOOST_CHECK(datum.logicalType().type() == LogicalType::TIMESTAMP_NANOS);
+    }
     {
         BOOST_TEST_CHECKPOINT(localTimestampMillisType);
         ValidSchema schema = compileJsonSchemaFromString(localTimestampMillisType);
@@ -464,6 +483,15 @@ static void testLogicalTypes() {
         GenericDatum datum(schema);
         BOOST_CHECK(datum.logicalType().type() == LogicalType::LOCAL_TIMESTAMP_MICROS);
     }
+    {
+        BOOST_TEST_CHECKPOINT(localTimestampNanosType);
+        ValidSchema schema = compileJsonSchemaFromString(localTimestampNanosType);
+        BOOST_CHECK(schema.root()->type() == AVRO_LONG);
+        LogicalType logicalType = schema.root()->logicalType();
+        BOOST_CHECK(logicalType.type() == LogicalType::LOCAL_TIMESTAMP_NANOS);
+        GenericDatum datum(schema);
+        BOOST_CHECK(datum.logicalType().type() == LogicalType::LOCAL_TIMESTAMP_NANOS);
+    }
     {
         BOOST_TEST_CHECKPOINT(durationType);
         ValidSchema schema = compileJsonSchemaFromString(durationType);