diff --git a/pd/nw/dialog_gatom.html b/pd/nw/dialog_gatom.html
index 85d1e7732602b793cbb4470990db7bd459541250..5a6be0ca11ec7fcc4ae945ffc30a3c57b57cc5f3 100644
--- a/pd/nw/dialog_gatom.html
+++ b/pd/nw/dialog_gatom.html
@@ -168,7 +168,7 @@ function substitute_space(arg) {
 }
 
 function strip_problem_chars(arg) {
-    var problem_chars = [";", ",", "{", "}", "\\"];
+    var problem_chars = [";", ",", "\\"];
     var ret = arg;
     for(var i = 0; i < problem_chars.length; i++) {
         ret = ret.split(problem_chars[i]).join("");
diff --git a/pd/nw/dialog_iemgui.html b/pd/nw/dialog_iemgui.html
index 84e1cae08115d7f8de2937716c8dce50f58a532e..a79e188a3e788d35817f3eb18527dd1b3947196e 100644
--- a/pd/nw/dialog_iemgui.html
+++ b/pd/nw/dialog_iemgui.html
@@ -346,7 +346,7 @@ function substitute_space(arg) {
 }
 
 function strip_problem_chars(arg) {
-    var problem_chars = [";", ",", "{", "}", "\\"],
+    var problem_chars = [";", ",", "\\"],
         ret = arg,
         i;
     for(i = 0; i < problem_chars.length; i++) {
diff --git a/pd/nw/pd_canvas.js b/pd/nw/pd_canvas.js
index 8b9ef22077b89cb010cf9830783163290500e7f7..7c7aa77e269d05a183a6993c5fd04b036975a877 100644
--- a/pd/nw/pd_canvas.js
+++ b/pd/nw/pd_canvas.js
@@ -49,7 +49,6 @@ function text_to_fudi(text) {
     text = text.replace(/(\$[0-9]+)/g, "\\$1");    // escape dollar signs
     text = text.replace(/(\$@)/g, "\\$@");         // escape special $@ sign
     text = text.replace(/(?!\\)(,|;)/g, " \\$1 "); // escape "," and ";"
-    text = text.replace(/\{|\}/g, "");             // filter "{" and "}"
     text = text.replace(/\u0020+/g, " ");          // filter consecutive ascii32
     return text;
 }
diff --git a/pd/src/g_editor.c b/pd/src/g_editor.c
index 9a92edb63ada5459a52c131086658ed5b45c554f..d29377c03001d93714aafbd09b7ed894de77bd52 100644
--- a/pd/src/g_editor.c
+++ b/pd/src/g_editor.c
@@ -4946,7 +4946,7 @@ void canvas_key(t_canvas *x, t_symbol *s, int ac, t_atom *av)
     else gotkeysym = gensym("?");
     //fflag = (av[0].a_type == A_FLOAT ? av[0].a_w.w_float : 0);
     keynum = (av[1].a_type == A_FLOAT ? av[1].a_w.w_float : 0);
-    if (keynum == '\\' || keynum == '{' || keynum == '}')
+    if (keynum == '\\')
     {
         post("keycode %d: dropped", (int)keynum);
         return;