diff --git a/libsrc/lynx/irq.s b/libsrc/lynx/irq.s
index d3b7976e0..515335919 100644
--- a/libsrc/lynx/irq.s
+++ b/libsrc/lynx/irq.s
@@ -36,7 +36,6 @@ IRQStub:
         phy
         phx
         pha
-        cld
         jsr     callirq
         lda     INTSET
         sta     INTRST