diff --git a/basis/json/writer/writer-tests.factor b/basis/json/writer/writer-tests.factor
index 8f46af197a..c43840d7f8 100644
--- a/basis/json/writer/writer-tests.factor
+++ b/basis/json/writer/writer-tests.factor
@@ -10,6 +10,7 @@ IN: json.writer.tests
 { "102.0" } [ 102.0 >json ] unit-test
 { "102.5" } [ 102.5 >json ] unit-test
 { "0.5" } [ 1/2 >json ] unit-test
+{ """\"hello world\"""" } [ "hello world" >json ] unit-test
 
 { "[1,\"two\",3.0]" } [ { 1 "two" 3.0 } >json ] unit-test
 { """{"US$":1.0,"EU€":1.5}""" } [ H{ { "US$" 1.0 } { "EU€" 1.5 } } >json ] unit-test
diff --git a/basis/json/writer/writer.factor b/basis/json/writer/writer.factor
index ec654299c1..7a6771e02b 100644
--- a/basis/json/writer/writer.factor
+++ b/basis/json/writer/writer.factor
@@ -53,7 +53,6 @@ M: string stream-json-print
             { CHAR: \f [ "\\f" over stream-write ] }
             { CHAR: \n [ "\\n" over stream-write ] }
             { CHAR: \r [ "\\r" over stream-write ] }
-            { CHAR: \s [ "\\s" over stream-write ] }
             { CHAR: \t [ "\\t" over stream-write ] }
             { 0x2028   [ "\\u2028" over stream-write ] }
             { 0x2029   [ "\\u2029" over stream-write ] }