diff --git a/package/acx/patches/001-build-fix.diff b/package/acx/patches/001-build-fix.diff
new file mode 100644
index 0000000000..b21893fc82
--- /dev/null
+++ b/package/acx/patches/001-build-fix.diff
@@ -0,0 +1,12 @@
+--- 20080112/pci.c	2008/01/12 12:16:53	8
++++ 20080112/pci.c	2008/01/12 20:10:36	9
+@@ -2060,7 +2060,7 @@
+ 	/* then wait until interrupts have finished executing on other CPUs */
+ 	acx_lock(adev, flags);
+ 	disable_acx_irq(adev);
+-	synchronize_irq(adev->irq);
++	synchronize_irq(adev->pdev->irq);
+ 	acx_unlock(adev, flags);
+ 
+ 	/* we really don't want to have an asynchronous tasklet disturb us
+