diff --git a/extra/bson/bson-tests.factor b/extra/bson/bson-tests.factor
index 5540cb2ef5..9159ba2681 100644
--- a/extra/bson/bson-tests.factor
+++ b/extra/bson/bson-tests.factor
@@ -4,7 +4,7 @@ io.streams.byte-array tools.test literals calendar kernel math ;
 IN: bson.tests
 
 : turnaround ( value -- value )
-    assoc>bv >byte-array binary [ H{ } clone stream>assoc ] with-byte-reader ;
+    assoc>bv binary [ H{ } clone stream>assoc ] with-byte-reader ;
 
 [ H{ { "a" "a string" } } ] [ H{ { "a" "a string" } } turnaround ] unit-test
 
@@ -35,15 +35,13 @@ IN: bson.tests
                    { second 40+15437/200000 }
                    { gmt-offset T{ duration { hour 2 } } } } } } turnaround
 ] unit-test
-                   
+
 [ H{ { "nested" H{ { "a" "a string" } { "b" H{ { "a" "a string" } } } } }
      { "ref" T{ dbref f "a" "b" "c" } }
      { "array" H{ { "a list" { 1 2.234 "hello world" } } } }
      { "quot" [ 1 2 + ] } }
-]     
+]
 [ H{ { "nested" H{ { "a" "a string" } { "b" H{ { "a" "a string" } } } } }
      { "ref" T{ dbref f "a" "b" "c" } }
      { "array" H{ { "a list" { 1 2.234 "hello world" } } } }
      { "quot" [ 1 2 + ] } } turnaround ] unit-test
-     
-     
diff --git a/extra/bson/writer/writer.factor b/extra/bson/writer/writer.factor
index abc4c0f2d2..a4fe92ee3f 100644
--- a/extra/bson/writer/writer.factor
+++ b/extra/bson/writer/writer.factor
@@ -12,8 +12,8 @@ IN: bson.writer
 
 <PRIVATE
 
-CONSTANT: INT32-SIZE { 0 1 2 3 }
-CONSTANT: INT64-SIZE { 0 1 2 3 4 5 6 7 }
+CONSTANT: INT32-SIZE 4
+CONSTANT: INT64-SIZE 8
 
 PRIVATE>
 
@@ -30,18 +30,20 @@ TYPED: with-length ( quot -- bytes-written: integer start-index: integer )
 
 : with-length-prefix ( quot: ( .. -- .. ) -- )
     [ ] (with-length-prefix) ; inline
-    
+
 : with-length-prefix-excl ( quot: ( .. -- .. ) -- )
     [ 4 - ] (with-length-prefix) ; inline
 
-: (>le) ( x n -- )
-    [ nth-byte write1 ] with each ; inline
-    
 <PRIVATE
 
-TYPED: write-int32 ( int: integer -- ) INT32-SIZE (>le) ; inline
+: write-le ( x n -- )
+    iota [ nth-byte write1 ] with each ; inline
 
-TYPED: write-double ( real: float -- ) double>bits INT64-SIZE (>le) ; inline
+TYPED: write-int32 ( int: integer -- )
+    INT32-SIZE write-le ; inline
+
+TYPED: write-double ( real: float -- )
+    double>bits INT64-SIZE write-le ; inline
 
 TYPED: write-utf8-string ( string: string -- )
     get-output utf8 encode-string ; inline
@@ -49,7 +51,8 @@ TYPED: write-utf8-string ( string: string -- )
 TYPED: write-cstring ( string: string -- )
     write-utf8-string 0 write1 ; inline
 
-: write-longlong ( object -- ) INT64-SIZE (>le) ; inline
+: write-longlong ( object -- )
+    INT64-SIZE write-le ; inline
 
 : write-eoo ( -- ) T_EOO write1 ; inline
 
@@ -164,5 +167,10 @@ TYPED: assoc>stream ( assoc: hashtables -- )
     write-assoc ; inline
 
 TYPED: mdb-special-value? ( value -- ?: boolean )
-   { [ timestamp? ] [ quotation? ] [ mdbregexp? ]
-     [ oid? ] [ byte-array? ] } 1|| ; inline
\ No newline at end of file
+    {
+        [ timestamp? ]
+        [ quotation? ]
+        [ mdbregexp? ]
+        [ oid? ]
+        [ byte-array? ]
+    } 1|| ; inline