diff --git a/libs/json/reader/reader.factor b/libs/json/reader/reader.factor
index 1efe4571e0..5a431ac2d4 100644
--- a/libs/json/reader/reader.factor
+++ b/libs/json/reader/reader.factor
@@ -110,11 +110,11 @@ defer: (read-json-string)
     {
         { char: \" [ over read-json-string suffix! ] }
         { char: \[  [ json-open-array ] }
-        { char: ,  [ v-over-push ] }
-        { char: ]  [ json-close-array ] }
+        { char: \,  [ v-over-push ] }
+        { char: \]  [ json-close-array ] }
         { char: \{  [ json-open-hash ] }
         { char: \:  [ v-pick-push ] }
-        { char: }  [ json-close-hash ] }
+        { char: \}  [ json-close-hash ] }
         { char: \s [ ] }
         { char: \t [ ] }
         { char: \r [ ] }
diff --git a/libs/json/writer/writer.factor b/libs/json/writer/writer.factor
index f7b85a4fbd..e20eed7787 100644
--- a/libs/json/writer/writer.factor
+++ b/libs/json/writer/writer.factor
@@ -114,7 +114,7 @@ M: sequence stream-json-print
     char: \[ over stream-write1 swap
     over '[ char: , _ stream-write1 ]
     pick '[ _ stream-json-print ] interleave
-    char: ] swap stream-write1 ;
+    char: \] swap stream-write1 ;
 
 PRIVATE<
 
@@ -131,7 +131,7 @@ M: real json-coerce >float number>string ;
 
 :: json-print-assoc ( obj stream -- )
     char: \{ stream stream-write1 obj >alist
-    [ char: , stream stream-write1 ]
+    [ char: \, stream stream-write1 ]
     json-friendly-keys? get
     json-coerce-keys? get '[
         first2 [
@@ -144,7 +144,7 @@ M: real json-coerce >float number>string ;
             stream stream-json-print
         ] bi*
     ] interleave
-    char: } stream stream-write1 ;
+    char: \} stream stream-write1 ;
 
 PRIVATE>
 
diff --git a/libs/math/extras/extras-tests.factor b/libs/math/extras/extras-tests.factor
index f63366500b..b2763a485e 100644
--- a/libs/math/extras/extras-tests.factor
+++ b/libs/math/extras/extras-tests.factor
@@ -74,11 +74,11 @@ in: math.extras.test
 { 17/160 } [ { 80 60 10 20 30 } normalized-herfindahl ] unit-test
 
 { { 0 5 1 2 2 } } [
-    { -10 10 2 2.5 3 } { 1 2 3 4 5 } digitize]
+    { -10 10 2 2.5 3 } { 1 2 3 4 5 } digitize-left
 ] unit-test
 
 { { 0 5 2 2 3 } } [
-    { -10 10 2 2.5 3 } { 1 2 3 4 5 } digitize)
+    { -10 10 2 2.5 3 } { 1 2 3 4 5 } digitize-right
 ] unit-test
 
 {
diff --git a/libs/math/extras/extras.factor b/libs/math/extras/extras.factor
index f05ca4c419..6c19c880d3 100644
--- a/libs/math/extras/extras.factor
+++ b/libs/math/extras/extras.factor
@@ -204,10 +204,10 @@ PRIVATE>
 : unique-indices ( seq -- unique indices )
     [ members ] keep over dup length iota H{ } zip-as '[ _ at ] map ;
 
-: digitize] ( seq bins -- seq' )
+: digitize-left ( seq bins -- seq' )
     '[ _ bisect-left ] map ;
 
-: digitize) ( seq bins -- seq' )
+: digitize-right ( seq bins -- seq' )
     '[ _ bisect-right ] map ;
 
 PRIVATE<
@@ -218,7 +218,7 @@ PRIVATE<
 PRIVATE>
 
 : linspace[a,b) ( a b length -- seq )
-    steps ,b) <range> ;
+    steps (,b) <range> ;
 
 : linspace[a,b] ( a b length -- seq )
     {