diff --git a/thirdparty/README.md b/thirdparty/README.md
index 47e1926e4ea..35b72622a76 100644
--- a/thirdparty/README.md
+++ b/thirdparty/README.md
@@ -115,7 +115,7 @@ Files extracted from upstream source:
 ## glad
 
 - Upstream: https://github.com/Dav1dde/glad
-- Version: 0.1.33 (2019)
+- Version: 0.1.34 (2020)
 - License: MIT
 
 The files we package are automatically generated.
diff --git a/thirdparty/glad/KHR/khrplatform.h b/thirdparty/glad/KHR/khrplatform.h
index 5b55ea2b981..dd22d927018 100644
--- a/thirdparty/glad/KHR/khrplatform.h
+++ b/thirdparty/glad/KHR/khrplatform.h
@@ -119,7 +119,7 @@
  * This follows the return type of the function  and precedes the function
  * name in the function prototype.
  */
-#if defined(_WIN32) && !defined(_WIN32_WCE) && !defined(KHRONOS_STATIC)
+#if defined(_WIN32) && !defined(_WIN32_WCE) && !defined(__SCITECH_SNAP__)
     /* Win32 but not WinCE */
 #   define KHRONOS_APIENTRY __stdcall
 #else
diff --git a/thirdparty/glad/glad.c b/thirdparty/glad/glad.c
index a1fe4d25ef2..dc1b8cb697e 100644
--- a/thirdparty/glad/glad.c
+++ b/thirdparty/glad/glad.c
@@ -1,6 +1,6 @@
 /*
 
-    OpenGL loader generated by glad 0.1.33 on Tue Nov 12 08:44:22 2019.
+    OpenGL loader generated by glad 0.1.34 on Tue Nov 17 16:41:02 2020.
 
     Language/Generator: C/C++
     Specification: gl
diff --git a/thirdparty/glad/glad/glad.h b/thirdparty/glad/glad/glad.h
index fae71a865e7..f211e6aa570 100644
--- a/thirdparty/glad/glad/glad.h
+++ b/thirdparty/glad/glad/glad.h
@@ -1,6 +1,6 @@
 /*
 
-    OpenGL loader generated by glad 0.1.33 on Tue Nov 12 08:44:22 2019.
+    OpenGL loader generated by glad 0.1.34 on Tue Nov 17 16:41:02 2020.
 
     Language/Generator: C/C++
     Specification: gl