5 files changed, 9 insertions, 8 deletions
diff --git a/tests/srfi-19-alt-compare.scm b/tests/datetime-compare.scm
index 5ee7e63d..0548ac25 100644
--- a/tests/srfi-19-alt-compare.scm
+++ b/tests/datetime-compare.scm
@@ -1,4 +1,4 @@
-(((srfi srfi-19 alt)
+(((datetime)
   date
   datetime time
   date< date<=
diff --git a/tests/srfi-srfi-19-alt-util.scm b/tests/datetime-util.scm
index 7343bfa3..6e5ce170 100644
--- a/tests/srfi-srfi-19-alt-util.scm
+++ b/tests/datetime-util.scm
@@ -1,5 +1,5 @@
-(((srfi srfi-19 alt) date time)
- ((srfi srfi-19 alt util) month-stream in-date-range?)
+(((datetime) date time)
+ ((datetime util) month-stream in-date-range?)
  ((srfi srfi-41) stream->list stream-take
   ))
 
diff --git a/tests/srfi-19-alt.scm b/tests/datetime.scm
index de6f6750..b678edad 100644
--- a/tests/srfi-19-alt.scm
+++ b/tests/datetime.scm
@@ -1,4 +1,4 @@
-(((srfi srfi-19 alt) date+ date-
+(((datetime) date+ date-
   time+ time-
   year month day
   date time
diff --git a/tests/recurring.scm b/tests/recurring.scm
index da6e18a8..0871d38d 100644
--- a/tests/recurring.scm
+++ b/tests/recurring.scm
@@ -1,7 +1,5 @@
 (((srfi srfi-41) stream-take stream-map stream->list stream-car)
- ;; ((srfi srfi-19) date->time-utc time-utc->date)
- ;; ((srfi srfi-19 util) day-stream)
- ((srfi srfi-19 alt util) day-stream)
+ ((datetime util) day-stream)
  ((vcomponent base) extract attr)
 
  ((vcomponent) parse-calendar)
diff --git a/tests/run-tests.scm b/tests/run-tests.scm
index 8d99eef7..ded94cc5 100755
--- a/tests/run-tests.scm
+++ b/tests/run-tests.scm
@@ -16,7 +16,10 @@
              (ice-9 sandbox)
              (srfi srfi-64)             ; test suite
              (srfi srfi-88)             ; suffix keywords
-             ((util) :select (for awhen)))
+             ((util) :select (for awhen))
+             ;; datetime introduces the reader extensions for datetimes,
+             ;; which leaks into the sandboxes below.
+             (datetime))
 
 (define files
   (scandir here