diff --git a/src/nu/nucontmgr.c b/src/nu/nucontmgr.c
index a437e53..58b2891 100644
--- a/src/nu/nucontmgr.c
+++ b/src/nu/nucontmgr.c
@@ -94,13 +94,8 @@ s32 nuContRetraceImpl(NUSiCommonMesg* mesg) {
     return NU_SI_CALLBACK_CONTINUE;
 }
 
-typedef struct {
-    /* 0x0 */ u8 field_0x0[0xc];
-    /* 0xC */ OSContPad* data;
-} Arg___calls_read_controller_1;
-
-void nuContReadImpl(Arg___calls_read_controller_1* arg) {
-    nuContReadDataImpl(arg->data, 0);
+void nuContReadImpl(NUSiCommonMesg* mesg) {
+    nuContReadDataImpl((OSContPad*)mesg->dataPtr, 0);
 }
 
 s32 nuContReadNWImpl(NUSiCommonMesg* mesg) {