diff --git a/src/jsx_to_json.erl b/src/jsx_to_json.erl
index 2f0d7e9..60a1b05 100644
--- a/src/jsx_to_json.erl
+++ b/src/jsx_to_json.erl
@@ -142,7 +142,7 @@ encode(literal, Literal, _Opts) ->
 encode(integer, Integer, _Opts) ->
     erlang:integer_to_list(Integer);
 encode(float, Float, _Opts) ->
-    nicedecimal:format(Float).
+    lists:flatten(io_lib:format("~p", [Float])).
 
 
 space(Opts) ->
@@ -176,24 +176,12 @@ indent_or_space(Opts) ->
 -ifdef(TEST).
 -include_lib("eunit/include/eunit.hrl").
 
-setup_nicedecimal_meck(Return) ->
-    ok = meck:new(nicedecimal),
-    ok = meck:expect(nicedecimal, format, fun(1.23) -> Return end).
-
-teardown_nicedecimal_meck(_) ->
-    ?assert(meck:validate(nicedecimal)),
-    ok = meck:unload(nicedecimal).
-
 basic_format_test_() ->
     [
         {"empty object", ?_assertEqual(format(<<"{}">>, []), <<"{}">>)},
         {"empty array", ?_assertEqual(format(<<"[]">>, []), <<"[]">>)},
         {"naked integer", ?_assertEqual(format(<<"123">>, []), <<"123">>)},
-        {foreach,
-            fun() -> setup_nicedecimal_meck(<<"1.23">>) end,
-            fun(R) -> teardown_nicedecimal_meck(R) end,
-            [{"naked float", ?_assertEqual(format(<<"1.23">>, []), <<"1.23">>)}]
-        },
+        {"naked float", ?_assertEqual(format(<<"1.23">>, []), <<"1.23">>)},
         {"naked string", ?_assertEqual(format(<<"\"hi\"">>, []), <<"\"hi\"">>)},
         {"naked string with control character", ?_assertEqual(
             format(<<"\"hi\\n\"">>, []), <<"\"hi\\n\"">>
@@ -238,11 +226,7 @@ basic_to_json_test_() ->
         {"empty object", ?_assertEqual(to_json([{}], []), <<"{}">>)},
         {"empty array", ?_assertEqual(to_json([], []), <<"[]">>)},
         {"naked integer", ?_assertEqual(to_json(123, []), <<"123">>)},
-        {foreach,
-            fun() -> setup_nicedecimal_meck(<<"1.23">>) end,
-            fun(R) -> teardown_nicedecimal_meck(R) end,
-            [{"naked float", ?_assertEqual(to_json(1.23, []) , <<"1.23">>)}]
-        },
+        {"naked float", ?_assertEqual(to_json(1.23, []) , <<"1.23">>)},
         {"naked string", ?_assertEqual(to_json(<<"hi">>, []), <<"\"hi\"">>)},
         {"naked string with control character", ?_assertEqual(
             to_json(<<"hi\n">>, []), <<"\"hi\\n\"">>
@@ -316,14 +300,10 @@ opts_test_() ->
             format(<<"{\"a\":true,\"b\":true,\"c\":true}">>, [{space, 2}]),
             <<"{\"a\":  true,  \"b\":  true,  \"c\":  true}">>
         )},
-        {foreach,
-            fun() -> setup_nicedecimal_meck(<<"1.23">>) end,
-            fun(R) -> teardown_nicedecimal_meck(R) end,
-            [{"array indent", ?_assertEqual(
-                format(<<"[1.23, 1.23, 1.23]">>, [{indent, 2}]),
-                <<"[\n  1.23,\n  1.23,\n  1.23\n]">>
-            )}]
-        },
+        {"array indent", ?_assertEqual(
+            format(<<"[1.23, 1.23, 1.23]">>, [{indent, 2}]),
+            <<"[\n  1.23,\n  1.23,\n  1.23\n]">>
+        )},
         {"object indent", ?_assertEqual(
             format(<<"{\"a\":true,\"b\":true,\"c\":true}">>, [{indent, 2}]),
             <<"{\n  \"a\":true,\n  \"b\":true,\n  \"c\":true\n}">>