diff --git a/kitty/screen.c b/kitty/screen.c
index a5cf96558..e7377a90d 100644
--- a/kitty/screen.c
+++ b/kitty/screen.c
@@ -12,7 +12,7 @@
 #include "modes.h"
 #include "wcwidth9.h"
 
-static const ScreenModes empty_modes = {0, .mDECAWM=true, .mDECTCEM=true, .mDECARM=true, .mDECCKM=true};
+static const ScreenModes empty_modes = {0, .mDECAWM=true, .mDECTCEM=true, .mDECARM=true};
 
 // Constructor/destructor {{{
 
diff --git a/kitty_tests/parser.py b/kitty_tests/parser.py
index 2839ba24d..09988cb9f 100644
--- a/kitty_tests/parser.py
+++ b/kitty_tests/parser.py
@@ -133,9 +133,11 @@ class TestParser(BaseTest):
         pb('\033[6n', ('report_device_status', 6, 0))
         self.ae(c.wtcbuf, b'\033[2;1R')
         c.clear()
+        s.cursor_key_mode = True
         pb('\033[?1$p', ('report_mode_status', 1, 1))
         self.ae(c.wtcbuf, b'\033[?1;1$y')
         pb('\033[?1l', ('screen_reset_mode', 1, 1))
+        self.assertFalse(s.cursor_key_mode)
         c.clear()
         pb('\033[?1$p', ('report_mode_status', 1, 1))
         self.ae(c.wtcbuf, b'\033[?1;2$y')