diff --git a/agenda/thespacedevs.py b/agenda/thespacedevs.py
index 838ad1d..0feaf0d 100644
--- a/agenda/thespacedevs.py
+++ b/agenda/thespacedevs.py
@@ -57,7 +57,7 @@ def format_time(time_str: str, net_precision: str) -> tuple[str, str | None]:
         case "Second":
             time_format = "%d %b %Y"
             include_time = True
-        case _ if net_precision.startswith("Quarter "):
+        case _ if net_precision and net_precision.startswith("Quarter "):
             time_format = f"Q{net_precision[-1]} %Y"
         case _:
             time_format = None
@@ -89,13 +89,18 @@ def summarize_launch(launch: Launch) -> Summary:
     launch_provider = launch["launch_service_provider"]["name"]
     launch_provider_abbrev = launch_providers.get(launch_provider)
 
-    t0_date, t0_time = format_time(launch["net"], launch["net_precision"]["name"])
+    try:
+        net_precision = launch["net_precision"]["name"]
+    except (TypeError, IndexError):
+        net_precision = None
+
+    t0_date, t0_time = format_time(launch["net"], net_precision)
 
     return {
         "name": launch["name"],
         "status": launch["status"],
         "net": launch["net"],
-        "net_precision": launch["net_precision"]["name"],
+        "net_precision": net_precision,
         "t0_date": t0_date,
         "t0_time": t0_time,
         "window_start": launch["window_start"],