diff --git a/desmume/src/OGLRender.h b/desmume/src/OGLRender.h
index 7a8f55898..4891cd03f 100755
--- a/desmume/src/OGLRender.h
+++ b/desmume/src/OGLRender.h
@@ -233,6 +233,7 @@ EXTERNOGLEXT(PFNGLTEXBUFFERPROC, glTexBuffer) // Core in v3.1 and ES v3.2
 // Sync Objects
 EXTERNOGLEXT(PFNGLFENCESYNCPROC, glFenceSync) // Core in v3.2 and ES v3.0
 EXTERNOGLEXT(PFNGLWAITSYNCPROC, glWaitSync) // Core in v3.2 and ES v3.0
+EXTERNOGLEXT(PFNGLCLIENTWAITSYNCPROC, glClientWaitSync) // Core in v3.2 and ES v3.0
 EXTERNOGLEXT(PFNGLDELETESYNCPROC, glDeleteSync) // Core in v3.2 and ES v3.0
 
 #endif // GL_VERSION_3_0 || GL_ES_VERSION_3_0
diff --git a/desmume/src/OGLRender_3_2.cpp b/desmume/src/OGLRender_3_2.cpp
index b7a68c7d5..1ea560794 100644
--- a/desmume/src/OGLRender_3_2.cpp
+++ b/desmume/src/OGLRender_3_2.cpp
@@ -82,6 +82,7 @@ OGLEXT(PFNGLTEXBUFFERPROC, glTexBuffer) // Core in v3.1 and ES v3.2
 // Sync Objects
 OGLEXT(PFNGLFENCESYNCPROC, glFenceSync) // Core in v3.2 and ES v3.0
 OGLEXT(PFNGLWAITSYNCPROC, glWaitSync) // Core in v3.2 and ES v3.0
+OGLEXT(PFNGLCLIENTWAITSYNCPROC, glClientWaitSync) // Core in v3.2 and ES v3.0
 OGLEXT(PFNGLDELETESYNCPROC, glDeleteSync) // Core in v3.2 and ES v3.0
 
 void OGLLoadEntryPoints_3_2()
@@ -135,6 +136,7 @@ void OGLLoadEntryPoints_3_2()
 	// Sync Objects
 	INITOGLEXT(PFNGLFENCESYNCPROC, glFenceSync) // Core in v3.2 and ES v3.0
 	INITOGLEXT(PFNGLWAITSYNCPROC, glWaitSync) // Core in v3.2 and ES v3.0
+	INITOGLEXT(PFNGLCLIENTWAITSYNCPROC, glClientWaitSync) // Core in v3.2 and ES v3.0
 	INITOGLEXT(PFNGLDELETESYNCPROC, glDeleteSync) // Core in v3.2 and ES v3.0
 }