diff --git a/ref_gl/gl-wes-v2 b/ref_gl/gl-wes-v2
index 11384d5c..7f567393 160000
--- a/ref_gl/gl-wes-v2
+++ b/ref_gl/gl-wes-v2
@@ -1 +1 @@
-Subproject commit 11384d5cf6de22de3a9a47f97f2e1a4f069d4cd4
+Subproject commit 7f567393d4273d8f33924d98968c9a96991aba3c
diff --git a/ref_gl/gl_opengl.c b/ref_gl/gl_opengl.c
index 80c89e25..f0a33d9c 100644
--- a/ref_gl/gl_opengl.c
+++ b/ref_gl/gl_opengl.c
@@ -273,8 +273,6 @@ static void APIENTRY GL_DebugOutput( GLuint source, GLuint type, GLuint id, GLui
 		gEngfuncs.Con_Printf( S_OPENGL_ERROR "%s\n", message );
 		break;
 	case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_ARB:
-		gEngfuncs.Con_Printf( S_OPENGL_WARN "%s\n", message );
-		break;
 	case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_ARB:
 		gEngfuncs.Con_Printf( S_OPENGL_WARN "%s\n", message );
 		break;
@@ -282,8 +280,6 @@ static void APIENTRY GL_DebugOutput( GLuint source, GLuint type, GLuint id, GLui
 		gEngfuncs.Con_Reportf( S_OPENGL_WARN "%s\n", message );
 		break;
 	case GL_DEBUG_TYPE_PERFORMANCE_ARB:
-		gEngfuncs.Con_Printf( S_OPENGL_NOTE "%s\n", message );
-		break;
 	case GL_DEBUG_TYPE_OTHER_ARB:
 	default:
 		gEngfuncs.Con_Printf( S_OPENGL_NOTE "%s\n", message );
@@ -498,10 +494,10 @@ void R_RenderInfo_f( void )
 
 	if( glConfig.wrapper == GLES_WRAPPER_GL4ES )
 	{
-		const char *vendor = pglGetString( GL_VENDOR | 0x10000 );
-		const char *renderer = pglGetString( GL_RENDERER | 0x10000 );
-		const char *version = pglGetString( GL_VERSION | 0x10000 );
-		const char *extensions = pglGetString( GL_EXTENSIONS | 0x10000 );
+		const char *vendor = (const char *)pglGetString( GL_VENDOR | 0x10000 );
+		const char *renderer = (const char *)pglGetString( GL_RENDERER | 0x10000 );
+		const char *version = (const char *)pglGetString( GL_VERSION | 0x10000 );
+		const char *extensions = (const char *)pglGetString( GL_EXTENSIONS | 0x10000 );
 
 		if( vendor )
 			gEngfuncs.Con_Printf( "GL4ES_VENDOR: %s\n", vendor );
@@ -644,10 +640,10 @@ void GL_InitExtensionsBigGL( void )
 	// gl4es may be used system-wide
 	if( Q_stristr( glConfig.renderer_string, "gl4es" ))
 	{
-		const char *vendor = pglGetString( GL_VENDOR | 0x10000 );
-		const char *renderer = pglGetString( GL_RENDERER | 0x10000 );
-		const char *version = pglGetString( GL_VERSION | 0x10000 );
-		const char *extensions = pglGetString( GL_EXTENSIONS | 0x10000 );
+		const char *vendor = (const char *)pglGetString( GL_VENDOR | 0x10000 );
+		const char *renderer = (const char *)pglGetString( GL_RENDERER | 0x10000 );
+		const char *version = (const char *)pglGetString( GL_VERSION | 0x10000 );
+		const char *extensions = (const char *)pglGetString( GL_EXTENSIONS | 0x10000 );
 		glConfig.wrapper = GLES_WRAPPER_GL4ES;
 	}
 
diff --git a/ref_gl/gl_studio.c b/ref_gl/gl_studio.c
index 5155ef00..bb52c262 100644
--- a/ref_gl/gl_studio.c
+++ b/ref_gl/gl_studio.c
@@ -34,7 +34,8 @@ typedef struct
 	model_t		*model;
 } player_model_t;
 
-cvar_t r_shadows = { "r_shadows", "0", 0 };
+// never gonna change, just shut up const warning
+cvar_t r_shadows = { (char *)"r_shadows", (char *)"0", 0 };
 
 static vec3_t hullcolor[8] =
 {
diff --git a/ref_soft/r_glblit.c b/ref_soft/r_glblit.c
index e0f25973..a678db16 100644
--- a/ref_soft/r_glblit.c
+++ b/ref_soft/r_glblit.c
@@ -58,8 +58,6 @@ static void APIENTRY GL_DebugOutput( GLuint source, GLuint type, GLuint id, GLui
 		gEngfuncs.Con_Printf( S_OPENGL_ERROR "%s\n", message );
 		break;
 	case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR_ARB:
-		gEngfuncs.Con_Printf( S_OPENGL_WARN "%s\n", message );
-		break;
 	case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR_ARB:
 		gEngfuncs.Con_Printf( S_OPENGL_WARN "%s\n", message );
 		break;
@@ -67,8 +65,6 @@ static void APIENTRY GL_DebugOutput( GLuint source, GLuint type, GLuint id, GLui
 		gEngfuncs.Con_Reportf( S_OPENGL_WARN "%s\n", message );
 		break;
 	case GL_DEBUG_TYPE_PERFORMANCE_ARB:
-		gEngfuncs.Con_Printf( S_OPENGL_NOTE "%s\n", message );
-		break;
 	case GL_DEBUG_TYPE_OTHER_ARB:
 	default:
 		gEngfuncs.Con_Printf( S_OPENGL_NOTE "%s\n", message );
diff --git a/ref_soft/r_studio.c b/ref_soft/r_studio.c
index fd4a3b1e..3dad15b6 100644
--- a/ref_soft/r_studio.c
+++ b/ref_soft/r_studio.c
@@ -34,7 +34,7 @@ typedef struct
 	model_t		*model;
 } player_model_t;
 
-cvar_t r_shadows = { "r_shadows", "0", 0 };
+cvar_t r_shadows = { (char *)"r_shadows", (char *)"0", 0 };
 
 static vec3_t hullcolor[8] =
 {