diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index bcd1205537e..4d6a08e1247 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -2570,7 +2570,7 @@
         <glx rop="163"/>
     </function>
 
-    <function name="DepthFunc" es1="1.0" es2="2.0">
+    <function name="DepthFunc" es1="1.0" es2="2.0" no_error="true">
         <param name="func" type="GLenum"/>
         <glx rop="164"/>
     </function>
diff --git a/src/mesa/main/depth.c b/src/mesa/main/depth.c
index 4bc000fd138..930f5e816f9 100644
--- a/src/mesa/main/depth.c
+++ b/src/mesa/main/depth.c
@@ -89,6 +89,14 @@ depth_func(struct gl_context *ctx, GLenum func, bool no_error)
 }
 
 
+void GLAPIENTRY
+_mesa_DepthFunc_no_error(GLenum func)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   depth_func(ctx, func, true);
+}
+
+
 void GLAPIENTRY
 _mesa_DepthFunc(GLenum func)
 {
diff --git a/src/mesa/main/depth.h b/src/mesa/main/depth.h
index 5760951c853..478249f157c 100644
--- a/src/mesa/main/depth.h
+++ b/src/mesa/main/depth.h
@@ -43,6 +43,9 @@ _mesa_ClearDepth( GLclampd depth );
 extern void GLAPIENTRY
 _mesa_ClearDepthf( GLclampf depth );
 
+void GLAPIENTRY
+_mesa_DepthFunc_no_error(GLenum func);
+
 extern void GLAPIENTRY
 _mesa_DepthFunc(GLenum func);