diff --git a/tests/unit/file_cache/mp_test_utils.py b/tests/unit/file_cache/mp_test_utils.py
index d2c02ff3d..cc5c88213 100644
--- a/tests/unit/file_cache/mp_test_utils.py
+++ b/tests/unit/file_cache/mp_test_utils.py
@@ -12,7 +12,7 @@
 
 
 LOCAL_TIMEOUT = 0.8
-CI_TIMEOUT = 1.0
+CI_TIMEOUT = 3.0
 # spawn context on Windows is much slower than forkserver (full process startup)
 WINDOWS_CI_TIMEOUT = 10.0