diff --git a/lib/lcd.c b/lib/lcd.c
index c8a20a7..64f64d3 100644
--- a/lib/lcd.c
+++ b/lib/lcd.c
@@ -59,11 +59,11 @@ void lcd_write(u16 address, u8 value) {
     p[offset] = value;
 
     if(offset == 2) {
-        printf("YScroll: %02X\n", value);
+        //printf("YScroll: %02X\n", value);
     }
 
     if(offset == 0xA) {
-        printf("WinY: %02X\n", value);
+        //printf("WinY: %02X\n", value);
     }
 
     if(offset == 6) {
diff --git a/lib/ppu_sm.c b/lib/ppu_sm.c
index 36ef1f5..d5de13e 100644
--- a/lib/ppu_sm.c
+++ b/lib/ppu_sm.c
@@ -17,7 +17,6 @@ void increment_ly() {
 
     if(lcd_get_context()->ly == lcd_get_context()->ly_compare) {
         LCDS_LYC_SET(1);
-
         if(LCDS_STAT_INT(SS_LYC)) {
             cpu_request_interrupt(IT_LCD_STAT);
         }
@@ -128,6 +127,14 @@ void ppu_mode_vblank() {
                 cpu_request_interrupt(IT_LCD_STAT);
             }
             lcd_get_context()->ly = 0;
+            if(lcd_get_context()->ly == lcd_get_context()->ly_compare) {
+                LCDS_LYC_SET(1);
+                if(LCDS_STAT_INT(SS_LYC)) {
+                    cpu_request_interrupt(IT_LCD_STAT);
+                }
+            } else {
+                LCDS_LYC_SET(0);
+            }
             ppu_get_context()->window_line = 0;
         }