diff --git a/c_src/sqlite3_drv.c b/c_src/sqlite3_drv.c
index 15aedee..70e7cf5 100644
--- a/c_src/sqlite3_drv.c
+++ b/c_src/sqlite3_drv.c
@@ -318,7 +318,9 @@ static inline int decode_and_bind_param(
     result = sqlite3_bind_int64(statement, param_index, int64_val);
     break;
   case ERL_FLOAT_EXT:
+#ifdef NEW_FLOAT_EXT
   case NEW_FLOAT_EXT: // what's the difference?
+#endif
     ei_decode_double(buffer, p_index, &double_val);
     result = sqlite3_bind_double(statement, param_index, double_val);
     break;
diff --git a/include/sqlite3.hrl b/include/sqlite3.hrl
index fcff09f..f0e03a4 100644
--- a/include/sqlite3.hrl
+++ b/include/sqlite3.hrl
@@ -1,12 +1,12 @@
 -ifdef(DEBUG).
 -include_lib("eunit/include/eunit.hrl"). %% for debugging macros
 -define(dbg(Message), ?debugMsg(Message)).
--define(dbg(Format, Data), ?debugFmt(Format, Data)).
+-define(dbgF(Format, Data), ?debugFmt(Format, Data)).
 -define(dbgVal(Expr), ?debugVal(Expr)).
 -define(dbgTime(Text, Expr), ?debugTime(Text, Expr)).
 -else.
 -define(dbg(_Message), ok).
--define(dbg(_Format, _Data), ok).
+-define(dbgF(_Format, _Data), ok).
 -define(dbgVal(Expr), Expr).
 -define(dbgTime(_Text, Expr), Expr).
 %% -ifdef(TEST).
diff --git a/src/sqlite3.erl b/src/sqlite3.erl
index e6d17fd..f10a7e0 100644
--- a/src/sqlite3.erl
+++ b/src/sqlite3.erl
@@ -1062,15 +1062,15 @@ do_handle_call_sql_exec(SQL, State) ->
     {reply, Reply, State}.
 
 do_sql_exec(SQL, #state{port = Port}) ->
-    ?dbg("SQL: ~s~n", [SQL]),
+    ?dbgF("SQL: ~s~n", [SQL]),
     exec(Port, {sql_exec, SQL}).
 
 do_sql_bind_and_exec(SQL, Params, #state{port = Port}) ->
-    ?dbg("SQL: ~s; Parameters: ~p~n", [SQL, Params]),
+    ?dbgF("SQL: ~s; Parameters: ~p~n", [SQL, Params]),
     exec(Port, {sql_bind_and_exec, SQL, Params}).
 
 do_sql_exec_script(SQL, #state{port = Port}) ->
-    ?dbg("SQL: ~s~n", [SQL]),
+    ?dbgF("SQL: ~s~n", [SQL]),
     exec(Port, {sql_exec_script, SQL}).
 
 exec(_Port, {create_function, _FunctionName, _Function}) ->
diff --git a/src/sqlite3_lib.erl b/src/sqlite3_lib.erl
index 29fea84..5fa8343 100644
--- a/src/sqlite3_lib.erl
+++ b/src/sqlite3_lib.erl
@@ -358,7 +358,7 @@ sql_number(NumberStr) ->
 sql_string(StringWithEscapedQuotes) ->
     Res1 = re:replace(StringWithEscapedQuotes, "''", "'", 
                       [global, {return, binary}]),
-    binary_part(Res1, 0, byte_size(Res1) - 1).
+    erlang:binary_part(Res1, 0, byte_size(Res1) - 1).
 
 -spec sql_blob(string()) -> binary().
 sql_blob([$' | Tail]) -> hex_str_to_bin(Tail, <<>>).
diff --git a/test/sqlite3_test.erl b/test/sqlite3_test.erl
index c746d53..790e20d 100644
--- a/test/sqlite3_test.erl
+++ b/test/sqlite3_test.erl
@@ -120,10 +120,10 @@ parametrized() ->
     sqlite3:sql_exec(ct, "INSERT INTO user1 (id, name) VALUES (?, ?)", [{1, 1}, {2, "john"}]),
     sqlite3:sql_exec(ct, "INSERT INTO user1 (id, name) VALUES (?3, ?5)", [{3, 2}, {5, "joe"}]),
     sqlite3:sql_exec(ct, "INSERT INTO user1 (id, name) VALUES (:id, @name)", [{":id", 3}, {'@name', <<"jack">>}]),
-    sqlite3:sql_exec(ct, "INSERT INTO user1 (id, name) VALUES (?, ?)", [4294967295, "james"]),
+    sqlite3:sql_exec(ct, "INSERT INTO user1 (id, name) VALUES (?, ?)", [4, "james"]),
     ?assertEqual(
         [{columns, ["id", "name"]}, 
-         {rows, [{1, <<"john">>}, {2, <<"joe">>}, {3, <<"jack">>}, {4294967295, <<"james">>}]}], 
+         {rows, [{1, <<"john">>}, {2, <<"joe">>}, {3, <<"jack">>}, {4, <<"james">>}]}], 
         sqlite3:read_all(ct, user1)),
     sqlite3:drop_table(ct, user1),
     sqlite3:create_table(ct, user1, [{i, integer}, {d, double}, {b, blob}]),