diff --git a/basis/bootstrap/stage2.factor b/basis/bootstrap/stage2.factor
index d3a4fb8ab4..98b6a472ed 100644
--- a/basis/bootstrap/stage2.factor
+++ b/basis/bootstrap/stage2.factor
@@ -36,7 +36,7 @@ SYMBOL: bootstrap-time
     all-words swap count number>string write ; inline
 
 : print-time ( us -- )
-    1000 /i
+    1,000,000,000 /i
     60 /mod swap
     number>string write
     " minutes and " write number>string write " seconds." print ;
@@ -84,14 +84,14 @@ SYMBOL: bootstrap-time
 
     load-components
 
-    nano-count over - 1000000 /i core-bootstrap-time set-global
+    nano-count over - core-bootstrap-time set-global
 
     run-bootstrap-init
 
     f error set-global
     f error-continuation set-global
 
-    nano-count swap - 1000000 /i bootstrap-time set-global
+    nano-count swap - bootstrap-time set-global
     print-report
 
     "deploy-vocab" get [
diff --git a/extra/benchmark/benchmark.factor b/extra/benchmark/benchmark.factor
index 59251e4f02..ebffd4a17c 100755
--- a/extra/benchmark/benchmark.factor
+++ b/extra/benchmark/benchmark.factor
@@ -46,7 +46,7 @@ PRIVATE>
         [
             [
                 [ [ 1array $vocab-link ] with-cell ]
-                [ 1000000000 /f pprint-cell ]
+                [ 1,000,000,000 /f pprint-cell ]
                 bi*
             ] with-row
         ] assoc-each
diff --git a/extra/mason/common/common-tests.factor b/extra/mason/common/common-tests.factor
index 095cbd1a80..6d7f973296 100644
--- a/extra/mason/common/common-tests.factor
+++ b/extra/mason/common/common-tests.factor
@@ -2,7 +2,7 @@ IN: mason.common.tests
 USING: prettyprint mason.common mason.config
 namespaces calendar tools.test io.files io.files.temp io.encodings.utf8 ;
 
-[ "00:01:01" ] [ 61000 milli-seconds>time ] unit-test
+[ "00:01:02" ] [ 62,000,000,000 nanos>time ] unit-test
 
 [ "/home/bobby/builds/factor" ] [
     [
diff --git a/extra/mason/common/common.factor b/extra/mason/common/common.factor
index 71ac313ada..e77dacaf58 100755
--- a/extra/mason/common/common.factor
+++ b/extra/mason/common/common.factor
@@ -3,7 +3,7 @@
 USING: kernel namespaces sequences splitting system accessors
 math.functions make io io.files io.pathnames io.directories
 io.directories.hierarchy io.launcher io.encodings.utf8 prettyprint
-combinators.short-circuit parser combinators calendar
+combinators.short-circuit parser combinators math calendar
 calendar.format arrays mason.config locals debugger fry
 continuations strings io.sockets ;
 IN: mason.common
@@ -57,10 +57,8 @@ M: unix really-delete-tree delete-tree ;
         } cleave
     ] { } make [ pad-00 ] map "-" join ;
 
-: milli-seconds>time ( n -- string )
-    millis>timestamp
-    [ hour>> ] [ minute>> ] [ second>> floor ] tri 3array
-    [ pad-00 ] map ":" join ;
+: nanos>time ( n -- string )
+    1,000,000,000 /i 60 /mod [ 60 /mod ] dip 3array [ pad-00 ] map ":" join ;
 
 SYMBOL: stamp
 
diff --git a/extra/mason/report/report.factor b/extra/mason/report/report.factor
index 4a2138323c..f75b5ffbb7 100644
--- a/extra/mason/report/report.factor
+++ b/extra/mason/report/report.factor
@@ -67,7 +67,7 @@ IN: mason.report
         benchmark-time-file
         html-help-time-file
     } [
-        dup eval-file milli-seconds>time
+        dup eval-file nanos>time
         [XML <tr><td><-></td><td><-></td></tr> XML]
     ] map [XML <h2>Timings</h2> <table><-></table> XML] ;
 
diff --git a/extra/mason/test/test.factor b/extra/mason/test/test.factor
index 235c9adbc6..034d86b9c6 100644
--- a/extra/mason/test/test.factor
+++ b/extra/mason/test/test.factor
@@ -51,9 +51,6 @@ M: method-body word-vocabulary "method-generic" word-prop word-vocabulary ;
     compiler-error-messages-file
     do-step ;
 
-: benchmark-ms ( quot -- ms )
-    benchmark 1000000 /i ; inline
-
 : check-boot-image ( -- )
     "" to-refresh drop 2dup [ empty? not ] either?
     [
@@ -67,11 +64,11 @@ M: method-body word-vocabulary "method-generic" word-prop word-vocabulary ;
     ".." [
         bootstrap-time get boot-time-file to-file
         check-boot-image
-        [ do-load ] benchmark-ms load-time-file to-file
-        [ generate-help ] benchmark-ms html-help-time-file to-file
-        [ do-tests ] benchmark-ms test-time-file to-file
-        [ do-help-lint ] benchmark-ms help-lint-time-file to-file
-        [ do-benchmarks ] benchmark-ms benchmark-time-file to-file
+        [ do-load ] benchmark load-time-file to-file
+        [ generate-help ] benchmark html-help-time-file to-file
+        [ do-tests ] benchmark test-time-file to-file
+        [ do-help-lint ] benchmark help-lint-time-file to-file
+        [ do-benchmarks ] benchmark benchmark-time-file to-file
         do-compile-errors
     ] with-directory ;