diff --git a/aikido_zen/helpers/build_route_from_url.py b/aikido_zen/helpers/build_route_from_url.py
index 374e269b8..3058db8df 100644
--- a/aikido_zen/helpers/build_route_from_url.py
+++ b/aikido_zen/helpers/build_route_from_url.py
@@ -16,7 +16,7 @@
 
 ULID_REGEX = re.compile(r"^[0-9A-HJKMNP-TV-Z]{26}$", re.I)
 NUMBER_REGEX = re.compile(r"^\d+$")
-DATE_REGEX = re.compile(r"^\d{4}-\d{2}-\d{2}|\d{2}-\d{2}-\d{4}$")
+DATE_REGEX = re.compile(r"^(?:\d{4}-\d{2}-\d{2}|\d{2}-\d{2}-\d{4})$")
 EMAIL_REGEX = re.compile(
     r"^[a-zA-Z0-9.!#$%&\'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$"
 )
diff --git a/aikido_zen/helpers/build_route_from_url_test.py b/aikido_zen/helpers/build_route_from_url_test.py
index ca64de032..032d9ea75 100644
--- a/aikido_zen/helpers/build_route_from_url_test.py
+++ b/aikido_zen/helpers/build_route_from_url_test.py
@@ -51,6 +51,16 @@ def test_replace_dates():
     assert build_route_from_url("/posts/01-05-2023") == "/posts/:date"
 
 
+def test_does_not_replace_date_with_suffix():
+    # Segments that start with a date but have additional characters should not be replaced
+    assert (
+        build_route_from_url("/internal/2024-01-01-export")
+        == "/internal/2024-01-01-export"
+    )
+    assert build_route_from_url("/api/2023-12-31-backup") == "/api/2023-12-31-backup"
+    assert build_route_from_url("/data/01-01-2024-report") == "/data/01-01-2024-report"
+
+
 def test_matches_arrays():
     assert build_route_from_url("/posts/3,000") == "/posts/:array(number)"
     assert build_route_from_url("/posts/0,1,2,3,4") == "/posts/:array(number)"