diff --git a/.github/workflows/CreateRelease.yml b/.github/workflows/CreateRelease.yml
index 9e9385470..af4e141c7 100644
--- a/.github/workflows/CreateRelease.yml
+++ b/.github/workflows/CreateRelease.yml
@@ -46,7 +46,7 @@ jobs:
       uses: jurplel/install-qt-action@v2
     - name: Install dependencies
       run: |
-       sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libgmp-dev libcgal-dev libboost-all-dev libxerces-c-dev
+       sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libgmp-dev libcgal-dev libboost-all-dev
        #needed by qt 5.15 on linux
        sudo apt-get install libxcb-icccm4-dev libxcb-image0-dev libxcb-keysyms1-dev libxcb-render-util0-dev libxcb-xinerama0-dev
     - name: Setup env variables
diff --git a/.github/workflows/Linux.yml b/.github/workflows/Linux.yml
index b04f1f678..356aa43da 100644
--- a/.github/workflows/Linux.yml
+++ b/.github/workflows/Linux.yml
@@ -19,7 +19,7 @@ jobs:
       uses: jurplel/install-qt-action@v2
     - name: Install dependencies
       run: |
-       sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libgmp-dev libcgal-dev libboost-all-dev libxerces-c-dev
+       sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libgmp-dev libcgal-dev libboost-all-dev
        #needed by qt 5.15 on linux
        sudo apt-get install libxcb-icccm4-dev libxcb-image0-dev libxcb-keysyms1-dev libxcb-render-util0-dev libxcb-xinerama0-dev
     - name: Setup env variables
diff --git a/.github/workflows/LinuxSnap.yml b/.github/workflows/LinuxSnap.yml
deleted file mode 100644
index c03a08c80..000000000
--- a/.github/workflows/LinuxSnap.yml
+++ /dev/null
@@ -1,35 +0,0 @@
-name: LinuxSnap
-
-on:
-  workflow_dispatch
-
-jobs:
-  linux_build_snap:
-    name: Build MeshLab (Linux - Snap)
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-      with:
-        submodules: true
-    - name: Install dependencies
-      run: |
-        #needed for some reason...
-        curl https://bazel.build/bazel-release.pub.gpg | sudo apt-key add -
-        sudo apt update
-        sudo apt-get install -y snapcraft
-    - name: Setup env variables
-      id: envs
-      run: |
-        echo  ::set-output name=date::"$(cat ML_VERSION)"
-    - name: Build MeshLab Snap
-      run: |
-        snapcraft
-    - name: Rename Snap
-      run: |
-        mv ./meshlab*.snap ./MeshLab${{steps.envs.outputs.date}}-linux.snap
-    - name: Upload Meshlab Snap
-      uses: actions/upload-artifact@v1
-      with:
-        name: meshlab_linux_snap
-        path: MeshLab${{steps.envs.outputs.date}}-linux.snap
diff --git a/scripts/Linux/0_setup_env_ubuntu.sh b/scripts/Linux/0_setup_env_ubuntu.sh
index 09a69516e..86ab6a703 100644
--- a/scripts/Linux/0_setup_env_ubuntu.sh
+++ b/scripts/Linux/0_setup_env_ubuntu.sh
@@ -4,7 +4,7 @@
 #
 # Run this script if you never installed any of the MeshLab dependencies.
 
-sudo apt-get update 
+sudo apt-get update
 sudo apt-get install -y qt5-default qttools5-dev-tools qtdeclarative5-dev
-sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libglew-dev lib3ds-dev libeigen3-dev 
-sudo apt-get install -y libopenctm-dev libgmp-dev libqhull-dev libcgal-dev libboost-all-dev patchelf cmake
+sudo apt-get install -y mesa-common-dev libglu1-mesa-dev
+sudo apt-get install -y libgmp-devlibcgal-dev libboost-all-dev patchelf cmake
diff --git a/scripts/Linux/2_deploy.sh b/scripts/Linux/2_deploy.sh
index a0f61fb6a..c78b00f17 100644
--- a/scripts/Linux/2_deploy.sh
+++ b/scripts/Linux/2_deploy.sh
@@ -35,8 +35,7 @@ $SCRIPTS_PATH/resources/linuxdeployqt $INSTALL_PATH/usr/share/applications/meshl
   -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libfilter_sketchfab.so \
   -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libio_3ds.so \
   -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libio_ctm.so \
-  -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libfilter_mesh_booleans.so \
-  -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libio_e57.so
+  -executable=$INSTALL_PATH/usr/lib/meshlab/plugins/libfilter_mesh_booleans.so
 
 
 chmod +x $INSTALL_PATH/usr/bin/meshlab