diff --git a/examples/a8/dli-example.mfk b/examples/a8/dli-example.mfk
index e42c5e58..a9e61f1d 100644
--- a/examples/a8/dli-example.mfk
+++ b/examples/a8/dli-example.mfk
@@ -7,7 +7,7 @@ const array(byte) dl @ dlAddr = [
   $41,lo(dlAddr),hi(dlAddr)
 ]
 
-word SDLST @ $230
+volatile word SDLST @ $230
 
 interrupt void dli() @ dliAddr {
   gtia_colpf2 = $de
diff --git a/examples/a8/endless_scroll.mfk b/examples/a8/endless_scroll.mfk
index cba24b56..599e84e1 100644
--- a/examples/a8/endless_scroll.mfk
+++ b/examples/a8/endless_scroll.mfk
@@ -3,7 +3,7 @@ const word lms1Addr = $4000
 const word lms2Addr = $4060
 const word lms3Addr = $40c0
 
-word SDLST @ $230
+volatile word SDLST @ $230
 
 array(byte) dl @ dlAddr = [
   $70,$70,$70,
@@ -13,7 +13,6 @@ array(byte) dl @ dlAddr = [
   $41,lo(dlAddr),hi(dlAddr)
 ]
 
-
 noinline asm void wait(byte register(a) f) {
   clc
   adc os_RTCLOK+2