diff --git a/doc/RTD/source/ParameterFiles/parameter_description.rst b/doc/RTD/source/ParameterFiles/parameter_description.rst
index 8965e67ee59213f9047d54e10e4ae01cce7e0527..0454d30a6139a9b43b09908b7ba44155d37f11b4 100644
--- a/doc/RTD/source/ParameterFiles/parameter_description.rst
+++ b/doc/RTD/source/ParameterFiles/parameter_description.rst
@@ -557,10 +557,10 @@ other options require the ``enable`` parameter to be set to ``1``.
 * Whether or not to dump a set of restart file on regular exit: ``onexit``
   (default: ``0``),
 * The wall-clock time in hours between two sets of restart files:
-  ``delta_hours`` (default: ``6.0``).
+  ``delta_hours`` (default: ``5.0``).
 
 Note that there is no buffer time added to the ``delta_hours`` value. If the
-system's batch queue run time limit is set to 6 hours, the user must specify a
+system's batch queue run time limit is set to 5 hours, the user must specify a
 smaller value to allow for enough time to safely dump the check-point files.
 
 * The sub-directory in which to store the restart files: ``subdir`` (default:
@@ -613,7 +613,7 @@ hours after which a shell command will be run, one would use:
     onexit:             0
     subdir:             restart    # Sub-directory of the directory where SWIFT is run
     basename:           swift
-    delta_hours:        6.0
+    delta_hours:        5.0
     stop_steps:         100
     max_run_time:       24.0       # In hours
     resubmit_on_exit:   1
diff --git a/examples/parameter_example.yml b/examples/parameter_example.yml
index 6bcdbf23406682f25898f33e99e4fa6e5c51ea9d..996e35e41a3a6090a11ecf30a9decb391865ed63 100644
--- a/examples/parameter_example.yml
+++ b/examples/parameter_example.yml
@@ -157,7 +157,7 @@ Restarts:
   onexit:             0          # (Optional) whether to dump restarts on exit (*needs enable*)
   subdir:             restart    # (Optional) name of subdirectory for restart files.
   basename:           swift      # (Optional) prefix used in naming restart files.
-  delta_hours:        6.0        # (Optional) decimal hours between dumps of restart files.
+  delta_hours:        5.0        # (Optional) decimal hours between dumps of restart files.
   stop_steps:         100        # (Optional) how many steps to process before checking if the <subdir>/stop file exists. When present the application will attempt to exit early, dumping restart files first.
   max_run_time:       24.0       # (optional) Maximal wall-clock time in hours. The application will exit when this limit is reached.
   resubmit_on_exit:   0          # (Optional) whether to run a command when exiting after the time limit has been reached.
diff --git a/src/engine.c b/src/engine.c
index a42ead2d878f102dadaa925510f41296e48dde69..9e8ae1104cbdeef9ded2bc5aa31e377db0c8a709 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -5545,7 +5545,7 @@ void engine_config(int restart, int fof, struct engine *e,
 
     /* Hours between restart dumps. Can be changed on restart. */
     float dhours =
-        parser_get_opt_param_float(params, "Restarts:delta_hours", 6.0);
+        parser_get_opt_param_float(params, "Restarts:delta_hours", 5.0f);
     if (e->nodeID == 0) {
       if (e->restart_dump)
         message("Restarts will be dumped every %f hours", dhours);