diff --git a/src/dcqc/tests/grep_date_test.py b/src/dcqc/tests/grep_date_test.py
index 1f54692..60ca34b 100644
--- a/src/dcqc/tests/grep_date_test.py
+++ b/src/dcqc/tests/grep_date_test.py
@@ -25,7 +25,7 @@ def generate_process(self) -> Process:
             f"'{path.name}'",
         ]
         process = Process(
-            container="quay.io/biocontainers/coreutils:8.30--h14c3975_1000",
+            container="quay.io/biocontainers/coreutils:9.3",
             command_args=command_args,
         )
         return process