diff --git a/docs/changelog.rst b/docs/changelog.rst
index a89da491d..45e62891f 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -15,6 +15,9 @@ To update |kitty|, :doc:`follow the instructions <binary>`.
 - Add an option :opt:`confirm_on_os_window_close` to ask for confirmation
   when closing an OS window with multiple kitty windows.
 
+- Fix marks using different colors with regexes using only a single color
+  (:pull:`2663`)
+
 
 0.17.4 [2020-05-09]
 --------------------
diff --git a/kitty/config.py b/kitty/config.py
index 53f308eb2..dcbc004bc 100644
--- a/kitty/config.py
+++ b/kitty/config.py
@@ -311,7 +311,7 @@ def parse_marker_spec(ftype: str, parts: Sequence[str]) -> Tuple[str, Union[str,
 def toggle_marker(func: str, rest: str) -> FuncArgsType:
     parts = rest.split(maxsplit=1)
     if len(parts) != 2:
-        raise ValueError('{} if not a valid marker specification'.format(rest))
+        raise ValueError('{} is not a valid marker specification'.format(rest))
     ftype, spec = parts
     parts = spec.split()
     return func, list(parse_marker_spec(ftype, parts))
diff --git a/kitty/marks.py b/kitty/marks.py
index 96b59745b..adcc0d1ca 100644
--- a/kitty/marks.py
+++ b/kitty/marks.py
@@ -56,8 +56,8 @@ def marker_from_multiple_regex(regexes: Iterable[Tuple[int, str]], flags: int =
         for match in pat.finditer(text):
             left.value = match.start()
             right.value = match.end() - 1
-            grp = next(k for k, v in match.groupdict().items())
-            color.value = color_map[grp]
+            grp = match.lastgroup
+            color.value = color_map[grp] if grp is not None else 0
             yield
 
     return marker