diff --git a/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformDecoder.kt b/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformDecoder.kt
index d7793156..7ed1ad76 100644
--- a/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformDecoder.kt
+++ b/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformDecoder.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2025, OpenSavvy and contributors.
+ * Copyright (c) 2025-2026, OpenSavvy and contributors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -36,8 +36,7 @@ import opensavvy.ktmongo.bson.multiplatform.BsonFactory
 import opensavvy.ktmongo.bson.multiplatform.Bytes
 import opensavvy.ktmongo.bson.multiplatform.impl.read.MultiplatformArrayReader
 import opensavvy.ktmongo.bson.multiplatform.impl.read.MultiplatformDocumentReader
-import opensavvy.ktmongo.bson.types.ObjectId
-import opensavvy.ktmongo.bson.types.Timestamp
+import opensavvy.ktmongo.bson.types.*
 import opensavvy.ktmongo.dsl.LowLevelApi
 import kotlin.time.ExperimentalTime
 import kotlin.time.Instant
@@ -148,6 +147,10 @@ internal class BsonDecoder(
 	private val timestamp = Timestamp.Serializer.descriptor
 	private val uuid = Uuid.serializer().descriptor
 	private val instant = Instant.serializer().descriptor
+	private val vector = Vector.serializer().descriptor
+	private val floatVector = FloatVector.serializer().descriptor
+	private val booleanVector = BooleanVector.serializer().descriptor
+	private val byteVector = ByteVector.serializer().descriptor
 	override fun <T> decodeSerializableValue(deserializer: DeserializationStrategy<T>): T {
 		@Suppress("UNCHECKED_CAST")
 		return when (deserializer.descriptor) {
@@ -161,6 +164,7 @@ internal class BsonDecoder(
 				Uuid.fromByteArray(source.readBinaryData()) as T
 			}
 			instant -> source.readInstant() as T
+			vector, floatVector, booleanVector, byteVector -> Vector.fromBinaryData(source.readBinaryData()) as T
 
 			// General case: do what the serializer says
 			else -> deserializer.deserialize(this)
diff --git a/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformEncoder.kt b/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformEncoder.kt
index d033184e..9e2a2654 100644
--- a/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformEncoder.kt
+++ b/bson-multiplatform/src/commonMain/kotlin/serialization/MultiplatformEncoder.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2025, OpenSavvy and contributors.
+ * Copyright (c) 2025-2026, OpenSavvy and contributors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -32,8 +32,7 @@ import opensavvy.ktmongo.bson.multiplatform.Bson
 import opensavvy.ktmongo.bson.multiplatform.BsonFactory
 import opensavvy.ktmongo.bson.multiplatform.impl.write.CompletableBsonFieldWriter
 import opensavvy.ktmongo.bson.multiplatform.impl.write.CompletableBsonValueWriter
-import opensavvy.ktmongo.bson.types.ObjectId
-import opensavvy.ktmongo.bson.types.Timestamp
+import opensavvy.ktmongo.bson.types.*
 import opensavvy.ktmongo.dsl.DangerousMongoApi
 import opensavvy.ktmongo.dsl.LowLevelApi
 import kotlin.time.ExperimentalTime
@@ -138,6 +137,10 @@ private class BsonEncoder(override val serializersModule: SerializersModule, val
 	private val timestamp = Timestamp.Serializer.descriptor
 	private val uuid = Uuid.serializer().descriptor
 	private val instant = Instant.serializer().descriptor
+	private val vector = Vector.serializer().descriptor
+	private val floatVector = FloatVector.serializer().descriptor
+	private val booleanVector = BooleanVector.serializer().descriptor
+	private val byteVector = ByteVector.serializer().descriptor
 	override fun <T> encodeSerializableValue(serializer: SerializationStrategy<T>, value: T) {
 		when (serializer.descriptor) {
 			// Special cases where we provide our own encoder
@@ -146,6 +149,7 @@ private class BsonEncoder(override val serializersModule: SerializersModule, val
 			timestamp -> out.writeTimestamp(value as Timestamp)
 			uuid -> out.writeBinaryData(4u, (value as Uuid).toByteArray())
 			instant -> out.writeInstant(value as Instant)
+			vector, floatVector, booleanVector, byteVector -> out.writeBinaryData(0x09u, (value as Vector).toBinaryData())
 
 			// General case: do what the serializer says
 			else -> serializer.serialize(this, value)
diff --git a/bson-tests/src/commonMain/kotlin/raw/BinaryTest.kt b/bson-tests/src/commonMain/kotlin/raw/BinaryTest.kt
index 1a64cc3e..b06676d9 100644
--- a/bson-tests/src/commonMain/kotlin/raw/BinaryTest.kt
+++ b/bson-tests/src/commonMain/kotlin/raw/BinaryTest.kt
@@ -254,6 +254,17 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		}
 	)
 
+	@Serializable
+	data class V(
+		val x: Vector,
+	)
+
+	@Serializable
+	data class VFloat(
+		val x: FloatVector,
+	)
+
+
 	testBson(
 		context,
 		"subtype 0x09 Vector FLOAT32",
@@ -266,6 +277,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", FloatVector(127f, 7f))
 		},
+		serialize(V(FloatVector(127f, 7f))),
+		serialize(VFloat(FloatVector(127f, 7f))),
 		hex("170000000578000A0000000927000000FE420000E04000"),
 		json($$"""{"x": {"$binary": {"base64": "JwAAAP5CAADgQA==", "subType": "09"}}}"""),
 		verify("Read type") {
@@ -288,6 +301,11 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		},
 	)
 
+	@Serializable
+	data class VByte(
+		val x: ByteVector,
+	)
+
 	testBson(
 		context,
 		"subtype 0x09 Vector INT8",
@@ -300,6 +318,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", ByteVector(127, 7))
 		},
+		serialize(V(ByteVector(127, 7))),
+		serialize(VByte(ByteVector(127, 7))),
 		hex("11000000057800040000000903007F0700"),
 		json($$"""{"x": {"$binary": {"base64": "AwB/Bw==", "subType": "09"}}}"""),
 		verify("Read type") {
@@ -322,6 +342,11 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		},
 	)
 
+	@Serializable
+	data class VBoolean(
+		val x: BooleanVector,
+	)
+
 	testBson(
 		context,
 		"subtype 0x09 Vector PACKED_BIT",
@@ -334,6 +359,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", BooleanVector(true, true, true, true, true, true, true, false, true, true, true, false, false, false, false, false))
 		},
+		serialize(V(BooleanVector(true, true, true, true, true, true, true, false, true, true, true, false, false, false, false, false))),
+		serialize(VBoolean(BooleanVector(true, true, true, true, true, true, true, false, true, true, true, false, false, false, false, false))),
 		hex("11000000057800040000000910007F0700"),
 		json($$"""{"x": {"$binary": {"base64": "EAB/Bw==", "subType": "09"}}}"""),
 		verify("Read type") {
@@ -368,6 +395,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", FloatVector())
 		},
+		serialize(V(FloatVector())),
+		serialize(VFloat(FloatVector())),
 		hex("0F0000000578000200000009270000"),
 		json($$"""{"x": {"$binary": {"base64": "JwA=", "subType": "09"}}}"""),
 		verify("Read type") {
@@ -402,6 +431,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", ByteVector())
 		},
+		serialize(V(ByteVector())),
+		serialize(VByte(ByteVector())),
 		hex("0F0000000578000200000009030000"),
 		json($$"""{"x": {"$binary": {"base64": "AwA=", "subType": "09"}}}"""),
 		verify("Read type") {
@@ -436,6 +467,8 @@ fun SuiteDsl.binary(context: Prepared<BsonFactory>) = suite("Binary") {
 		document {
 			writeVector("x", BooleanVector())
 		},
+		serialize(V(BooleanVector())),
+		serialize(VBoolean(BooleanVector())),
 		hex("0F0000000578000200000009100000"),
 		json($$"""{"x": {"$binary": {"base64": "EAA=", "subType": "09"}}}"""),
 		verify("Read type") {