diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index c5afce1bff9..565730f4c8b 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -100,6 +100,12 @@ static unsigned mesa_to_gl_stages(unsigned stages)
    if (stages & BITFIELD_BIT(MESA_SHADER_COMPUTE))
       ret |= GL_COMPUTE_SHADER_BIT;
 
+   if (stages & BITFIELD_BIT(MESA_SHADER_TASK))
+      ret |= GL_TASK_SHADER_BIT_EXT;
+
+   if (stages & BITFIELD_BIT(MESA_SHADER_MESH))
+      ret |= GL_MESH_SHADER_BIT_EXT;
+
    return ret;
 }