diff --git a/barclock/main.asm b/barclock/main.asm
index d5f8313..e495e03 100644
--- a/barclock/main.asm
+++ b/barclock/main.asm
@@ -29,6 +29,8 @@ loop:
 
     ; minute
     in r0, 0x80000704
+    cmp r0, 10
+    iflt call minute_less_than_10
     call draw_decimal_to_overlay
 
 loop_end:
@@ -40,6 +42,12 @@ afternoon:
     add r1, 8
     ret
 
+minute_less_than_10:
+    mov r0, 0
+    call draw_decimal_to_overlay
+    in r0, 0x80000704
+    ret
+
 second_counter: data.8 0
 
     #include "../../fox32rom/fox32rom.def"