diff --git a/smartmontools-5.38-perc.patch b/smartmontools-5.38-perc.patch
new file mode 100644
index 0000000..a63c890
--- /dev/null
+++ b/smartmontools-5.38-perc.patch
@@ -0,0 +1,13 @@
+diff -up smartmontools-5.38/scsiprint.cpp.perc smartmontools-5.38/scsiprint.cpp
+--- smartmontools-5.38/scsiprint.cpp.perc	2008-03-04 23:09:47.000000000 +0100
++++ smartmontools-5.38/scsiprint.cpp	2008-03-27 11:28:20.000000000 +0100
+@@ -1037,6 +1037,9 @@ static int scsiGetDriveInfo(int device, 
+ 	       (0 == strncmp((const char *)(gBuf + 36), "MVSATA", 6))) {
+         pout("please try '-d marvell'\n");
+         return 2;
++    } else if  (0 == strncmp(product, "PERC", 4)) {
++        pout("\nDELL PERC controllers are not supported.\n");
++        return 2;
+     } else if ((0 == con->controller_explicit) &&
+ 	       (0 == strncmp(manufacturer, "ATA     ", 8)) &&
+                has_sat_pass_through(device, 0)) {