diff --git a/scripts/Linux/2_deploy_and_appimage.sh b/scripts/Linux/2_deploy_and_appimage.sh
index bb8bcd849..013587e35 100644
--- a/scripts/Linux/2_deploy_and_appimage.sh
+++ b/scripts/Linux/2_deploy_and_appimage.sh
@@ -41,7 +41,7 @@ fi
 
 chmod +x $INSTALL_PATH/usr/bin/meshlab
 
-export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$INSTALL_PATH/usr/lib/meshlab
+export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$INSTALL_PATH/usr/lib
 $RESOURCES_PATH/linux/linuxdeploy --appdir=$INSTALL_PATH \
   --plugin qt --output appimage
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a4330f030..65f2c1a43 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -57,8 +57,8 @@ if (USE_DEFAULT_BUILD_AND_INSTALL_DIRS) # otherwise, we assume that all these di
 	include(GNUInstallDirs)
 	if(INSTALL_TO_UNIX_LAYOUT)
 		set(MESHLAB_BIN_INSTALL_DIR ${CMAKE_INSTALL_BINDIR})
-		set(MESHLAB_LIB_INSTALL_DIR ${CMAKE_INSTALL_LIBDIR}/meshlab)
-		set(MESHLAB_PLUGIN_INSTALL_DIR ${MESHLAB_LIB_INSTALL_DIR}/plugins)
+		set(MESHLAB_LIB_INSTALL_DIR ${CMAKE_INSTALL_LIBDIR})
+		set(MESHLAB_PLUGIN_INSTALL_DIR ${MESHLAB_LIB_INSTALL_DIR}/meshlab/plugins)
 		set(MESHLAB_SHADER_INSTALL_DIR ${CMAKE_INSTALL_DATAROOTDIR}/meshlab/shaders)
 	elseif(APPLE)
 		set(MESHLAB_BIN_INSTALL_DIR .)