diff --git a/src/modules/module_21800.c b/src/modules/module_21800.c
index ae0250125..011870b83 100644
--- a/src/modules/module_21800.c
+++ b/src/modules/module_21800.c
@@ -102,8 +102,8 @@ bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE
     }
   }
 
-  // amdgpu-pro-20.50-1234664-ubuntu-20.04 (legacy): unhandled return code 255
-  if ((device_param->opencl_device_vendor_id == VENDOR_ID_AMD) && (device_param->has_vperm == false))
+  // zlib drives this runtime crazy
+  if (device_param->opencl_device_vendor_id == VENDOR_ID_AMD)
   {
     return true;
   }