diff --git a/HISTORY.md b/HISTORY.md
index 80283101..e47f08ee 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -4,6 +4,7 @@
 
 * **New Features:**
 * **Notable Changes:**
+    * added more localizable error strings
 * **Notable Fixes:**
     * fixed binding an unbound context to a sprite (e.g. when using JOIN blocks)
     * fixed loading the Chinese translation, thanks, @moodykeke
@@ -13,6 +14,7 @@
 
 ### 2022-01-20
 * German translation update (for error messages)
+* threads: added more localizable error strings
 
 ### 2022-01-17
 * new dev version
diff --git a/snap.html b/snap.html
index a0c1d607..9832ac31 100755
--- a/snap.html
+++ b/snap.html
@@ -17,7 +17,7 @@
         <script src="src/symbols.js?version=2021-03-03"></script>
         <script src="src/widgets.js?version=2021-17-09"></script>
         <script src="src/blocks.js?version=2022-01-07"></script>
-        <script src="src/threads.js?version=2022-01-17"></script>
+        <script src="src/threads.js?version=2022-01-20"></script>
         <script src="src/objects.js?version=2022-01-03"></script>
         <script src="src/scenes.js?version=2021-11-24"></script>
         <script src="src/gui.js?version=2022-01-17"></script>
diff --git a/src/threads.js b/src/threads.js
index 849457db..ad23e517 100644
--- a/src/threads.js
+++ b/src/threads.js
@@ -64,7 +64,7 @@ SnapExtensions, AlignmentMorph, TextMorph, Cloud, HatBlockMorph*/
 
 /*jshint esversion: 6*/
 
-modules.threads = '2022-January-17';
+modules.threads = '2022-January-20';
 
 var ThreadManager;
 var Process;
@@ -1170,7 +1170,7 @@ Process.prototype.throwError = function (error, element) {
     this.errorFlag = true;
     this.topBlock.addErrorHighlight();
     if (ide.isAppMode) {
-        ide.showMessage(error.name + '\n' + error.message);
+        ide.showMessage(localize(error.name) + '\n' + error.message);
     } else {
         if (isNil(m) || isNil(m.world())) {m = this.topBlock; }
         m.showBubble(