diff --git a/common/rfb/ConnParams.cxx b/common/rfb/ConnParams.cxx
index 1893063..123b330 100644
--- a/common/rfb/ConnParams.cxx
+++ b/common/rfb/ConnParams.cxx
@@ -212,7 +212,7 @@ void ConnParams::setEncodings(int nEncodings, const rdr::S32* encodings)
       break;
     case pseudoEncodingPreferBandwidth:
       if (!rfb::Server::ignoreClientSettingsKasm && canChangeSettings)
-        Server::preferBandwidth.setParam();
+        Server::preferBandwidth.setParam(true);
       break;
     case pseudoEncodingMaxVideoResolution:
       if (!rfb::Server::ignoreClientSettingsKasm && canChangeSettings)
diff --git a/common/rfb/EncodeManager.cxx b/common/rfb/EncodeManager.cxx
index 372fe3f..c28de1c 100644
--- a/common/rfb/EncodeManager.cxx
+++ b/common/rfb/EncodeManager.cxx
@@ -356,6 +356,16 @@ void EncodeManager::doUpdate(bool allowLossy, const Region& changed_,
     if (conn->cp.kasmPassed[ConnParams::KASM_MAX_VIDEO_RESOLUTION])
         updateMaxVideoRes(&maxVideoX, &maxVideoY);
 
+    // The dynamic quality params may have changed
+    if (Server::dynamicQualityMax && Server::dynamicQualityMax <= 9 &&
+        Server::dynamicQualityMax > Server::dynamicQualityMin) {
+      dynamicQualityMin = Server::dynamicQualityMin;
+      dynamicQualityOff = Server::dynamicQualityMax - Server::dynamicQualityMin;
+    } else if (dynamicQualityMin >= 0) {
+      dynamicQualityMin = Server::dynamicQualityMin;
+      dynamicQualityOff = 0;
+    }
+
     prepareEncoders(allowLossy);
 
     changed = changed_;