diff --git a/.github/workflows/linux_server_build.yml b/.github/workflows/linux_server_build.yml
index 7279014c5b..8cf2d46169 100644
--- a/.github/workflows/linux_server_build.yml
+++ b/.github/workflows/linux_server_build.yml
@@ -238,7 +238,7 @@ jobs:
         fi
 
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
@@ -305,7 +305,7 @@ jobs:
         df -h
 
     - name: Upload artifact to GitHub
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: ${{ env.ARTIFACT_PATTERN }}
         path: pkg-scripts/${{ env.ARTIFACT_PATTERN }}
diff --git a/.github/workflows/master_build.yml b/.github/workflows/master_build.yml
index 466789bb9c..265adde87c 100644
--- a/.github/workflows/master_build.yml
+++ b/.github/workflows/master_build.yml
@@ -122,7 +122,7 @@ jobs:
         rm -rf ~/overte-files
         rm -rf ~/.cache
 
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
diff --git a/.github/workflows/master_deploy_apidocs.yml b/.github/workflows/master_deploy_apidocs.yml
index e8d21f9d97..79d4533b40 100644
--- a/.github/workflows/master_deploy_apidocs.yml
+++ b/.github/workflows/master_deploy_apidocs.yml
@@ -1,4 +1,4 @@
-# Copyright 2022-2023 Overte e.V.
+# Copyright 2022-2024 Overte e.V.
 # SPDX-License-Identifier: Apache-2.0
 
 name: Master API-docs CI Build and Deploy
@@ -14,7 +14,7 @@ jobs:
 
     name: Build and deploy API-docs
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install dependencies
       working-directory: tools/jsdoc
diff --git a/.github/workflows/master_deploy_doxygen.yml b/.github/workflows/master_deploy_doxygen.yml
index ea99e265bb..9a12a165a8 100644
--- a/.github/workflows/master_deploy_doxygen.yml
+++ b/.github/workflows/master_deploy_doxygen.yml
@@ -1,4 +1,4 @@
-# Copyright 2022-2023 Overte e.V.
+# Copyright 2022-2024 Overte e.V.
 # SPDX-License-Identifier: Apache-2.0
 
 name: Master Doxygen CI Build and Deploy
@@ -14,7 +14,7 @@ jobs:
 
     name: Build and deploy Doxygen documentation
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install dependencies
       run: |
diff --git a/.github/workflows/pr_build.yml b/.github/workflows/pr_build.yml
index 6503ed4cb9..2bd3b629c4 100644
--- a/.github/workflows/pr_build.yml
+++ b/.github/workflows/pr_build.yml
@@ -172,7 +172,7 @@ jobs:
         rm -rf ~/overte-files
         rm -rf ~/.cache
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: false
         fetch-depth: 1
@@ -342,7 +342,7 @@ jobs:
 
     - name: Upload Artifact
       if: startsWith(matrix.os, 'Windows') || startsWith(matrix.os, 'macOS')
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: ${{ env.ARTIFACT_PATTERN }}
         path: ./build/${{ env.ARTIFACT_PATTERN }}
diff --git a/hifi_qt.py b/hifi_qt.py
index bb8afa3523..ad5401aaf3 100644
--- a/hifi_qt.py
+++ b/hifi_qt.py
@@ -170,9 +170,7 @@ endif()
                 if distro.id() == 'ubuntu':
                     u_major = int( distro.major_version() )
 
-                    if u_major == 18:
-                        self.qtUrl = 'http://motofckr9k.ddns.net/vircadia_packages/qt5-install-5.15.2-ubuntu-18.04-aarch64_test.tar.xz'
-                    elif u_major == 20:
+                    if u_major == 20:
                         self.qtUrl = self.assets_url + '/dependencies/qt5/qt5-install-5.15.9-2023.05.21-kde_fb3ec282151b1ee281a24f0545a40ac6438537c2-ubuntu-20.04-aarch64.tar.xz'
                     elif u_major > 20:
                         self.__no_qt_package_error()
@@ -182,9 +180,7 @@ endif()
                 elif distro.id() == 'debian':
                     u_major = int( distro.major_version() )
 
-                    if u_major == 10:
-                        self.qtUrl = 'https://data.moto9000.moe/vircadia_packages/qt5-install-5.15.2-debian-10-aarch64.tar.xz'
-                    elif u_major > 10:
+                    if u_major > 10:
                         self.__no_qt_package_error()
                     else:
                         self.__unsupported_error()
diff --git a/scripts/defaultScripts.js b/scripts/defaultScripts.js
index c3b432cea4..1cbadadb67 100644
--- a/scripts/defaultScripts.js
+++ b/scripts/defaultScripts.js
@@ -47,7 +47,7 @@ var DEFAULT_SCRIPTS_SEPARATE = [
     "communityScripts/notificationCore/notificationCore.js",
     "simplifiedUI/ui/simplifiedNametag/simplifiedNametag.js",
     {"stable": "system/more/app-more.js", "beta": "https://more.overte.org/more/app-more.js"},
-    {"stable": "communityScripts/chat/FloofChat.js", "beta": "https://content.fluffy.ws/scripts/chat/FloofChat.js"}
+    "communityScripts/chat/FloofChat.js",
     //"system/chat.js"
 ];
 
diff --git a/tools/nitpick/AppDataHighFidelity/Interface.json b/tools/nitpick/AppDataHighFidelity/Interface.json
index bf3519fcb6..1c8ccad6e7 100644
--- a/tools/nitpick/AppDataHighFidelity/Interface.json
+++ b/tools/nitpick/AppDataHighFidelity/Interface.json
@@ -38,7 +38,7 @@
     "Avatar/animGraphURL": "",
     "Avatar/attachmentData/size": 0,
     "Avatar/avatarEntityData/size": 0,
-    "Avatar/collisionSoundURL": "https://cdn-1.vircadia.com/eu-c-1/vircadia-public/sounds/Collisions-otherorganic/Body_Hits_Impact.wav",
+    "Avatar/collisionSoundURL": "",
     "Avatar/displayName": "",
     "Avatar/dominantHand": "right",
     "Avatar/flyingHMD": false,