diff --git a/cmake/ports/glad/portfile.cmake b/cmake/ports/glad/portfile.cmake
index 54b1d91c89..c13306ed80 100644
--- a/cmake/ports/glad/portfile.cmake
+++ b/cmake/ports/glad/portfile.cmake
@@ -3,11 +3,12 @@ vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
 
 file(READ "${VCPKG_ROOT_DIR}/_env/EXTERNAL_BUILD_ASSETS.txt" EXTERNAL_BUILD_ASSETS)
 
-if (ANDROID)
+if (ANDROID OR ${GLES_OPTION} ON)
     vcpkg_download_distfile(
         SOURCE_ARCHIVE
         URLS ${EXTERNAL_BUILD_ASSETS}/dependencies/glad/glad32es.zip
         SHA512 2e02ac633eed8f2ba2adbf96ea85d08998f48dd2e9ec9a88ec3c25f48eaf1405371d258066327c783772fcb3793bdb82bd7375fdabb2ba5e2ce0835468b17f65
+        FILENAME glad32es.zip
     )
 else()
     # else Linux desktop
diff --git a/libraries/gpu-gl-common/src/gpu/gl/GLBackend.cpp b/libraries/gpu-gl-common/src/gpu/gl/GLBackend.cpp
index 38aca093cd..aa5d3f8ca1 100644
--- a/libraries/gpu-gl-common/src/gpu/gl/GLBackend.cpp
+++ b/libraries/gpu-gl-common/src/gpu/gl/GLBackend.cpp
@@ -153,7 +153,7 @@ void GLBackend::init() {
 
         if (vendor.contains("NVIDIA") ) {
             qCDebug(gpugllogging) << "NVIDIA card detected";
-#if !defined(Q_OS_ANDROID)
+#if !defined(Q_OS_ANDROID) == !defined(USE_GLES)
             GL_GET_INTEGER(GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX);
             GL_GET_INTEGER(GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX);
             GL_GET_INTEGER(GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX);
@@ -170,7 +170,7 @@ void GLBackend::init() {
 
         } else if (vendor.contains("ATI")) {
             qCDebug(gpugllogging) << "ATI card detected";
-#if !defined(Q_OS_ANDROID)
+#if !defined(Q_OS_ANDROID) == !defined(USE_GLES)
             GL_GET_INTEGER(TEXTURE_FREE_MEMORY_ATI);
 #endif
 
@@ -225,12 +225,12 @@ size_t GLBackend::getAvailableMemory() {
 
     switch( _videoCard ) {
         case NVIDIA:
-#if !defined(Q_OS_ANDROID)
+#if !defined(Q_OS_ANDROID) == !defined(USE_GLES)
             glGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &mem[0]);
 #endif
             return mem[0] * BYTES_PER_KIB;
         case ATI:
-#if !defined(Q_OS_ANDROID)
+#if !defined(Q_OS_ANDROID) == !defined(USE_GLES)
             glGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, &mem[0]);
 #endif
             return mem[0] * BYTES_PER_KIB;