diff --git a/core-lib b/core-lib
index 51d42a5..afd5a63 160000
--- a/core-lib
+++ b/core-lib
@@ -1 +1 @@
-Subproject commit 51d42a5e6606894d57c51f960e9bd57c1e274132
+Subproject commit afd5a63b662eca78de80b37653daf7f0a0ece958
diff --git a/src/som/primitives/SymbolPrimitives.js b/src/som/primitives/SymbolPrimitives.js
index d7a928e..205a929 100644
--- a/src/som/primitives/SymbolPrimitives.js
+++ b/src/som/primitives/SymbolPrimitives.js
@@ -24,6 +24,7 @@
 import { Primitives } from './Primitives.js';
 
 import { universe } from '../vm/Universe.js';
+import { SString } from '../vmobjects/SString.js';
 
 function _asString(_frame, args) {
   return universe.newString(args[0].getString());
@@ -35,6 +36,10 @@ function _equals(_frame, args) {
   if (op1 === op2) {
     return universe.trueObject;
   }
+
+  if (op1 instanceof SString && op1.getEmbeddedString() === op2.getEmbeddedString()) {
+    return universe.trueObject;
+  }
   return universe.falseObject;
 }