diff --git a/cmk/base/diagnostics.py b/cmk/base/diagnostics.py
index 23f9d7d7d4e..90746a1695d 100644
--- a/cmk/base/diagnostics.py
+++ b/cmk/base/diagnostics.py
@@ -139,7 +139,7 @@ def _format_error(error):
 class DiagnosticsDump:
     """Caring about the persistance of diagnostics dumps in the local site"""
 
-    _keep_num_dumps = 5
+    _keep_num_dumps = 10
 
     def __init__(self, parameters: DiagnosticsOptionalParameters | None = None) -> None:
         self.fixed_elements = self._get_fixed_elements()