diff --git a/src/external/embree.cmake b/src/external/embree.cmake
index 84ec42a6e..d2c4d54fb 100644
--- a/src/external/embree.cmake
+++ b/src/external/embree.cmake
@@ -5,8 +5,12 @@ option(MESHLAB_ALLOW_DOWNLOAD_SOURCE_EMBREE "Allow download and use of embree so
 option(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE "Allow download and use of embree dll (windows only)" ON)
 option(MESHLAB_ALLOW_SYSTEM_EMBREE "Allow use of system-provided embree" ON)
 
+set(EMBREE_MAJOR 4)
+set(EMBREE_MINOR 3.0)
+set(EMBREE_VER "${EMBREE_MAJOR}.${EMBREE_MINOR}")
+
 # looking for embree for the filter_embree
-find_package(embree 3.0)
+find_package(embree ${EMBREE_MAJOR})
 find_package(TBB)
 
 if(MESHLAB_ALLOW_SYSTEM_EMBREE AND TARGET embree AND TBB_FOUND)
@@ -14,8 +18,8 @@ if(MESHLAB_ALLOW_SYSTEM_EMBREE AND TARGET embree AND TBB_FOUND)
 	add_library(external-embree INTERFACE)
 	target_link_libraries(external-embree INTERFACE embree tbb)
 elseif(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE AND WIN32)
-	set(EMBREE_WIN_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/embree-3.13.5.x64.vc14.windows")
-	set(EMBREE_WIN_CHECK "${EMBREE_WIN_DIR}/lib/embree3.lib")
+	set(EMBREE_WIN_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/embree-${EMBREE_VER}.x64.windows")
+	set(EMBREE_WIN_CHECK "${EMBREE_WIN_DIR}/lib/embree${EMBREE_MAJOR}.lib")
 	set(TBB_WIN_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/oneapi-tbb-2021.6.0")
 	set(TBB_WIN_CHECK "${TBB_WIN_DIR}/lib/cmake/tbb/TBBConfig.cmake")
 
@@ -33,7 +37,7 @@ elseif(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE AND WIN32)
 	endif()
 
 	if(NOT EXISTS ${EMBREE_WIN_CHECK})
-		set(EMBREE_WIN_LINK https://github.com/embree/embree/releases/download/v3.13.5/embree-3.13.5.x64.vc14.windows.zip)
+		set(EMBREE_WIN_LINK https://github.com/embree/embree/releases/download/v${EMBREE_VER}/embree-${EMBREE_VER}.x64.windows.zip)
 		#set(EMBREE_WIN_MD5 )
 		download_and_unzip(
 			NAME "embree dll"
@@ -49,7 +53,7 @@ elseif(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE AND WIN32)
 		message(STATUS "- embree - using downloaded dll")
 
 		set(TBB_DIR "${TBB_WIN_DIR}/lib/cmake/tbb")
-		set(embree_DIR "${EMBREE_WIN_DIR}/lib/cmake/embree-3.13.5")
+		set(embree_DIR "${EMBREE_WIN_DIR}/lib/cmake/embree-${EMBREE_VER}")
 		find_package(embree)
 
 		add_library(external-embree INTERFACE)
@@ -58,7 +62,7 @@ elseif(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE AND WIN32)
 		if (DEFINED MESHLAB_LIB_OUTPUT_DIR)
 			file(
 				COPY
-					${EMBREE_WIN_DIR}/bin/embree3.dll
+					${EMBREE_WIN_DIR}/bin/embree${EMBREE_MAJOR}.dll
 					${EMBREE_WIN_DIR}/bin/tbb12.dll
 				DESTINATION
 					${MESHLAB_LIB_OUTPUT_DIR})
@@ -66,14 +70,14 @@ elseif(MESHLAB_ALLOW_DOWNLOAD_DLL_EMBREE AND WIN32)
 		if (DEFINED MESHLAB_LIB_INSTALL_DIR)
 			install(
 				FILES
-					${EMBREE_WIN_DIR}/bin/embree3.dll
+					${EMBREE_WIN_DIR}/bin/embree${EMBREE_MAJOR}.dll
 					${EMBREE_WIN_DIR}/bin/tbb12.dll
 				DESTINATION
 					${MESHLAB_LIB_INSTALL_DIR})
 		endif()
 	endif()
 elseif(MESHLAB_ALLOW_DOWNLOAD_SOURCE_EMBREE AND (UNIX AND NOT APPLE) AND TBB_FOUND)
-	set(EMBREE_SRC_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/embree-3.13.5")
+	set(EMBREE_SRC_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/embree-${EMBREE_VER}")
 	set(EMBREE_CHECK "${EMBREE_SRC_DIR}/CMakeLists.txt")
 	set(ISPC_DIR "${MESHLAB_EXTERNAL_DOWNLOAD_DIR}/ispc-v1.18.1-linux")
 	set(ISPC_CHECK "${ISPC_DIR}/bin/ispc")
@@ -94,7 +98,7 @@ elseif(MESHLAB_ALLOW_DOWNLOAD_SOURCE_EMBREE AND (UNIX AND NOT APPLE) AND TBB_FOU
 
 	if (NOT EXISTS ${EMBREE_CHECK})
 		set(EMBREE_LINK
-			https://github.com/embree/embree/archive/refs/tags/v3.13.5.zip)
+			https://github.com/embree/embree/archive/refs/tags/v${EMBREE_VER}.zip)
 		#set(EMBREE_MD5 )
 		download_and_unzip(
 			NAME "embree"
diff --git a/src/vcglib b/src/vcglib
index 6298169bc..9b8a069e0 160000
--- a/src/vcglib
+++ b/src/vcglib
@@ -1 +1 @@
-Subproject commit 6298169bce604da453d2927a69d4ef9d9b05fac5
+Subproject commit 9b8a069e0cd7318447b44fea495965c9a51c1bdb