diff --git a/docker/scripts/install-connectors.sh b/docker/scripts/install-connectors.sh
index 413087ee..e96a67ff 100755
--- a/docker/scripts/install-connectors.sh
+++ b/docker/scripts/install-connectors.sh
@@ -24,8 +24,8 @@ apt-get update
 apt-get -y install --no-install-recommends $BUILD_PACKAGES
 
 git clone https://github.com/jketterl/owrx_connector.git
-# latest develop as of 2023-07-04 (cmake exports)
-cmakebuild owrx_connector 5266c7d44be48c2583dd76cd2341b0d453c93dd7
+# latest develop as of 2023-08-04 (direct_sampling for rtl_tcp_connector)
+cmakebuild owrx_connector 5341601af353a60d5b3c66ece8bb8ac85bfdae7d
 
 apt-get -y purge --autoremove $BUILD_PACKAGES
 apt-get clean
diff --git a/owrx/source/rtl_tcp.py b/owrx/source/rtl_tcp.py
index 6c3f7d2c..6e1a3c40 100644
--- a/owrx/source/rtl_tcp.py
+++ b/owrx/source/rtl_tcp.py
@@ -1,7 +1,7 @@
 from owrx.source.connector import ConnectorSource, ConnectorDeviceDescription
 from owrx.command import Flag, Option, Argument
 from owrx.form.input import Input
-from owrx.form.input.device import RemoteInput
+from owrx.form.input.device import RemoteInput, DirectSamplingInput
 from typing import List
 
 
@@ -26,7 +26,13 @@ class RtlTcpDeviceDescription(ConnectorDeviceDescription):
         return "RTL-SDR device (via rtl_tcp)"
 
     def getInputs(self) -> List[Input]:
-        return super().getInputs() + [RemoteInput()]
+        return super().getInputs() + [RemoteInput(), DirectSamplingInput()]
 
     def getDeviceMandatoryKeys(self):
         return super().getDeviceMandatoryKeys() + ["remote"]
+
+    def getDeviceOptionalKeys(self):
+        return super().getDeviceOptionalKeys() + ["direct_sampling"]
+
+    def getProfileOptionalKeys(self):
+        return super().getProfileOptionalKeys() + ["direct_sampling"]