diff --git a/src/modules/module-device-manager.c b/src/modules/module-device-manager.c
index b41f71c7b..68ed9519f 100644
--- a/src/modules/module-device-manager.c
+++ b/src/modules/module-device-manager.c
@@ -429,7 +429,7 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
         entry.version = ENTRY_VERSION;
 
         if (pa_tagstruct_gets(t, &name) < 0 ||
-          pa_tagstruct_gets(reply, &description) < 0)
+          pa_tagstruct_gets(t, &description) < 0)
           goto fail;
 
         if (!name || !*name)