diff --git a/airbyte-config/config-models/src/main/resources/types/StandardDestinationDefinition.yaml b/airbyte-config/config-models/src/main/resources/types/StandardDestinationDefinition.yaml
index 375dc2878c15..b69c82a343bd 100644
--- a/airbyte-config/config-models/src/main/resources/types/StandardDestinationDefinition.yaml
+++ b/airbyte-config/config-models/src/main/resources/types/StandardDestinationDefinition.yaml
@@ -55,3 +55,6 @@ properties:
     format: date
   resourceRequirements:
     "$ref": ActorDefinitionResourceRequirements.yaml
+  protocolVersion:
+    type: string
+    description: the Airbyte Protocol version supported by the connector
diff --git a/airbyte-config/config-models/src/main/resources/types/StandardSourceDefinition.yaml b/airbyte-config/config-models/src/main/resources/types/StandardSourceDefinition.yaml
index eada43f89766..b08e36599c4e 100644
--- a/airbyte-config/config-models/src/main/resources/types/StandardSourceDefinition.yaml
+++ b/airbyte-config/config-models/src/main/resources/types/StandardSourceDefinition.yaml
@@ -62,3 +62,6 @@ properties:
     format: date
   resourceRequirements:
     "$ref": ActorDefinitionResourceRequirements.yaml
+  protocolVersion:
+    type: string
+    description: the Airbyte Protocol version supported by the connector
diff --git a/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/ConfigWriter.java b/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/ConfigWriter.java
index 83969135dcaf..e21b039d3bbd 100644
--- a/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/ConfigWriter.java
+++ b/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/ConfigWriter.java
@@ -50,6 +50,7 @@ static void writeStandardSourceDefinition(final List<StandardSourceDefinition> c
                     : Enums.toEnum(standardSourceDefinition.getSourceType().value(),
                         SourceType.class).orElseThrow())
             .set(Tables.ACTOR_DEFINITION.SPEC, JSONB.valueOf(Jsons.serialize(standardSourceDefinition.getSpec())))
+            .set(Tables.ACTOR_DEFINITION.PROTOCOL_VERSION, standardSourceDefinition.getProtocolVersion())
             .set(Tables.ACTOR_DEFINITION.TOMBSTONE, standardSourceDefinition.getTombstone())
             .set(Tables.ACTOR_DEFINITION.PUBLIC, standardSourceDefinition.getPublic())
             .set(Tables.ACTOR_DEFINITION.CUSTOM, standardSourceDefinition.getCustom())
@@ -79,6 +80,7 @@ static void writeStandardSourceDefinition(final List<StandardSourceDefinition> c
                     : Enums.toEnum(standardSourceDefinition.getSourceType().value(),
                         SourceType.class).orElseThrow())
             .set(Tables.ACTOR_DEFINITION.SPEC, JSONB.valueOf(Jsons.serialize(standardSourceDefinition.getSpec())))
+            .set(Tables.ACTOR_DEFINITION.PROTOCOL_VERSION, standardSourceDefinition.getProtocolVersion())
             .set(Tables.ACTOR_DEFINITION.TOMBSTONE, standardSourceDefinition.getTombstone() != null && standardSourceDefinition.getTombstone())
             .set(Tables.ACTOR_DEFINITION.PUBLIC, standardSourceDefinition.getPublic())
             .set(Tables.ACTOR_DEFINITION.CUSTOM, standardSourceDefinition.getCustom())
@@ -115,6 +117,7 @@ static void writeStandardDestinationDefinition(final List<StandardDestinationDef
             .set(Tables.ACTOR_DEFINITION.ICON, standardDestinationDefinition.getIcon())
             .set(Tables.ACTOR_DEFINITION.ACTOR_TYPE, ActorType.destination)
             .set(Tables.ACTOR_DEFINITION.SPEC, JSONB.valueOf(Jsons.serialize(standardDestinationDefinition.getSpec())))
+            .set(Tables.ACTOR_DEFINITION.PROTOCOL_VERSION, standardDestinationDefinition.getProtocolVersion())
             .set(Tables.ACTOR_DEFINITION.TOMBSTONE, standardDestinationDefinition.getTombstone())
             .set(Tables.ACTOR_DEFINITION.PUBLIC, standardDestinationDefinition.getPublic())
             .set(Tables.ACTOR_DEFINITION.CUSTOM, standardDestinationDefinition.getCustom())
@@ -140,6 +143,7 @@ static void writeStandardDestinationDefinition(final List<StandardDestinationDef
             .set(Tables.ACTOR_DEFINITION.ICON, standardDestinationDefinition.getIcon())
             .set(Tables.ACTOR_DEFINITION.ACTOR_TYPE, ActorType.destination)
             .set(Tables.ACTOR_DEFINITION.SPEC, JSONB.valueOf(Jsons.serialize(standardDestinationDefinition.getSpec())))
+            .set(Tables.ACTOR_DEFINITION.PROTOCOL_VERSION, standardDestinationDefinition.getProtocolVersion())
             .set(Tables.ACTOR_DEFINITION.TOMBSTONE,
                 standardDestinationDefinition.getTombstone() != null && standardDestinationDefinition.getTombstone())
             .set(Tables.ACTOR_DEFINITION.PUBLIC, standardDestinationDefinition.getPublic())
diff --git a/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/DbConverter.java b/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/DbConverter.java
index a39464dede5a..358cbb215e3d 100644
--- a/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/DbConverter.java
+++ b/airbyte-config/config-persistence/src/main/java/io/airbyte/config/persistence/DbConverter.java
@@ -100,6 +100,7 @@ public static StandardSourceDefinition buildStandardSourceDefinition(final Recor
         .withSourceType(record.get(ACTOR_DEFINITION.SOURCE_TYPE) == null ? null
             : Enums.toEnum(record.get(ACTOR_DEFINITION.SOURCE_TYPE, String.class), SourceType.class).orElseThrow())
         .withSpec(Jsons.deserialize(record.get(ACTOR_DEFINITION.SPEC).data(), ConnectorSpecification.class))
+        .withProtocolVersion(record.get(ACTOR_DEFINITION.PROTOCOL_VERSION, String.class))
         .withTombstone(record.get(ACTOR_DEFINITION.TOMBSTONE))
         .withPublic(record.get(ACTOR_DEFINITION.PUBLIC))
         .withCustom(record.get(ACTOR_DEFINITION.CUSTOM))
@@ -121,6 +122,7 @@ public static StandardDestinationDefinition buildStandardDestinationDefinition(f
         .withDocumentationUrl(record.get(ACTOR_DEFINITION.DOCUMENTATION_URL))
         .withName(record.get(ACTOR_DEFINITION.NAME))
         .withSpec(Jsons.deserialize(record.get(ACTOR_DEFINITION.SPEC).data(), ConnectorSpecification.class))
+        .withProtocolVersion(record.get(ACTOR_DEFINITION.PROTOCOL_VERSION, String.class))
         .withTombstone(record.get(ACTOR_DEFINITION.TOMBSTONE))
         .withPublic(record.get(ACTOR_DEFINITION.PUBLIC))
         .withCustom(record.get(ACTOR_DEFINITION.CUSTOM))
diff --git a/airbyte-config/config-persistence/src/test/java/io/airbyte/config/persistence/MockData.java b/airbyte-config/config-persistence/src/test/java/io/airbyte/config/persistence/MockData.java
index 3554dac5a800..53314ae45814 100644
--- a/airbyte-config/config-persistence/src/test/java/io/airbyte/config/persistence/MockData.java
+++ b/airbyte-config/config-persistence/src/test/java/io/airbyte/config/persistence/MockData.java
@@ -178,6 +178,7 @@ public static StandardSourceDefinition publicSourceDefinition() {
         .withDocumentationUrl("documentation-url-1")
         .withIcon("icon-1")
         .withSpec(connectorSpecification())
+        .withProtocolVersion("0.2.1")
         .withTombstone(false)
         .withPublic(true)
         .withCustom(false)
@@ -206,6 +207,7 @@ public static StandardSourceDefinition grantableSourceDefinition2() {
         .withDockerImageTag("tag-3")
         .withDockerRepository("repository-3")
         .withDocumentationUrl("documentation-url-3")
+        .withProtocolVersion("0.2.2")
         .withIcon("icon-3")
         .withTombstone(false)
         .withPublic(false)
@@ -220,6 +222,7 @@ public static StandardSourceDefinition customSourceDefinition() {
         .withDockerImageTag("tag-4")
         .withDockerRepository("repository-4")
         .withDocumentationUrl("documentation-url-4")
+        .withProtocolVersion("0.2.4")
         .withIcon("icon-4")
         .withTombstone(false)
         .withPublic(false)
@@ -256,6 +259,7 @@ public static StandardDestinationDefinition publicDestinationDefinition() {
         .withDocumentationUrl("documentation-url-3")
         .withIcon("icon-3")
         .withSpec(connectorSpecification())
+        .withProtocolVersion("0.3.1")
         .withTombstone(false)
         .withPublic(true)
         .withCustom(false)
@@ -299,6 +303,7 @@ public static StandardDestinationDefinition cusstomDestinationDefinition() {
         .withDocumentationUrl("documentation-url-44")
         .withIcon("icon-4")
         .withSpec(connectorSpecification())
+        .withProtocolVersion("0.3.2")
         .withTombstone(false)
         .withPublic(false)
         .withCustom(true);