diff --git a/dzgui/managers/filter.py b/dzgui/managers/filter.py
index febb861..7dd2a21 100644
--- a/dzgui/managers/filter.py
+++ b/dzgui/managers/filter.py
@@ -32,10 +32,10 @@ class FilterManager:
         # TODO: strings
         self.tooltips = {
             strings.filter_1pp: "First-person perspective",
-            strings.filter_day: "In-game time between 0700 and 1659",
+            strings.filter_day: "In-game time between 0600 and 1759",
             strings.filter_empty: "Servers with no players",
             strings.filter_3pp: "Third-person perspective",
-            strings.filter_night: "In-game time between 1700 and 0659",
+            strings.filter_night: "In-game time between 1800 and 0559",
             strings.filter_full: "Servers with no open slots",
             strings.filter_official: "Bohemia official servers",
             strings.filter_nonascii: "Server names using non-standard, complex glyphs",
diff --git a/dzgui/model/proxy_model.py b/dzgui/model/proxy_model.py
index 44a03de..ce49e85 100644
--- a/dzgui/model/proxy_model.py
+++ b/dzgui/model/proxy_model.py
@@ -12,8 +12,8 @@ if TYPE_CHECKING:
     from dzgui.api.servers import Record
     from dzgui.model.servers import NewPlayerCount
 
-DAY_REG = r"([0][7-9]|[1][0-6])"
-NIGHT_REG = r"([0][0-6]|[1][7-9]|[2][0-3])"
+DAY_REG = r"([0][6-9]|[1][0-7])"
+NIGHT_REG = r"([0][0-5]|[1][8-9]|[2][0-3])"
 
 
 class ProxyModelManager:
diff --git a/tests/test_time.py b/tests/test_time.py
index 210068a..4bc8fcb 100644
--- a/tests/test_time.py
+++ b/tests/test_time.py
@@ -1,7 +1,9 @@
 import re
 
 from dzgui.model.proxy_model import DAY_REG, NIGHT_REG
+import pytest
 
+pytestmark = pytest.mark.FOO
 
 def iterate(h: str, r: str) -> None:
     for m in range(60):
@@ -18,6 +20,6 @@ def test_day() -> None:
 
 def test_night() -> None:
     for h in range(24):
-        if 6 < h < 17:
+        if 5 < h < 18:
             continue
         iterate(h, NIGHT_REG)