diff --git a/source/LeLib/data.cpp b/source/LeLib/data.cpp
index 08e02037d..5166a901b 100644
--- a/source/LeLib/data.cpp
+++ b/source/LeLib/data.cpp
@@ -28,7 +28,7 @@
 
 #define MAJOR 0
 #define FEATURE 17
-#define NIGHTLY 154
+#define NIGHTLY 160
 
 #define VERSION STR(MAJOR) "." STR(FEATURE) "." STR(NIGHTLY)
 
diff --git a/units/X16/system/memory.tru b/units/X16/system/memory.tru
index 76b78851e..ebe5c7000 100644
--- a/units/X16/system/memory.tru
+++ b/units/X16/system/memory.tru
@@ -18,7 +18,7 @@ var
 	const SCREEN : address = $B000;
 	const SCREEN_BANK : byte = 1;
 
-procedure VSyncIRQ(i1:global long) inline;
+procedure VSyncIRQ(i1:global integer) inline;
 begin
 	asm(" sei");
 	asm("