diff --git a/brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java b/brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java
index 25b90eb..13482dd 100644
--- a/brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java
+++ b/brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java
@@ -569,6 +569,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
             value = value.replaceAll(">", "");
             value = value.replaceAll("_", "");
             value = value.replaceAll(" ", "");
+            value = value.replaceAll("~", "");
             value = value.replace((char) 8217, '\'');
             value = value.replace((char) 8221, '"');
             if (value.indexOf("-") == 0) value = value.substring(1);