diff --git a/src/main/java/de/neemann/digital/draw/library/ResolveGenerics.java b/src/main/java/de/neemann/digital/draw/library/ResolveGenerics.java
index 06536b0c6..cc67c55e3 100644
--- a/src/main/java/de/neemann/digital/draw/library/ResolveGenerics.java
+++ b/src/main/java/de/neemann/digital/draw/library/ResolveGenerics.java
@@ -244,15 +244,42 @@ public class ResolveGenerics {
 
         contentSet.add(key);
         sb.append(key).append(":=");
-        if (val instanceof String)
-            sb.append("\"").append(val).append("\"");
-        else if (val instanceof Integer)
+        if (val instanceof String) {
+            sb.append("\"");
+            escapeString(sb, (String) val);
+            sb.append("\"");
+        } else if (val instanceof Integer)
             sb.append("int(").append(val).append(")");
         else
             sb.append(val);
         sb.append(";\n");
     }
 
+    static void escapeString(StringBuilder sb, String str) {
+        for (int i = 0; i < str.length(); i++) {
+            char c = str.charAt(i);
+            switch (c) {
+                case '\\':
+                    sb.append("\\\\");
+                    break;
+                case '\n':
+                    sb.append("\\n");
+                    break;
+                case '\r':
+                    sb.append("\\r");
+                    break;
+                case '\t':
+                    sb.append("\\t");
+                    break;
+                case '"':
+                    sb.append("\\\"");
+                    break;
+                default:
+                    sb.append(c);
+            }
+        }
+    }
+
     private static final class SetCircuitFunc extends Function {
         private final VisualElement ve;
 
diff --git a/src/test/java/de/neemann/digital/draw/library/ResolveGenericsTest.java b/src/test/java/de/neemann/digital/draw/library/ResolveGenericsTest.java
new file mode 100644
index 000000000..185bd156b
--- /dev/null
+++ b/src/test/java/de/neemann/digital/draw/library/ResolveGenericsTest.java
@@ -0,0 +1,21 @@
+package de.neemann.digital.draw.library;
+
+import junit.framework.TestCase;
+
+public class ResolveGenericsTest extends TestCase {
+
+    public void testEscapeString() {
+        check("Test", "Test");
+        check("\\\\", "\\");
+        check("\\n", "\n");
+        check("\\r", "\r");
+        check("\\t", "\t");
+        check("\\\"Test\\\"", "\"Test\"");
+    }
+
+    private void check(String expected, String found) {
+        StringBuilder sb = new StringBuilder();
+        ResolveGenerics.escapeString(sb, found);
+        assertEquals(expected, sb.toString());
+    }
+}
\ No newline at end of file