diff --git a/common/src/main/java/net/infumia/pack/ArbitraryCharacterFactoryReserved.java b/common/src/main/java/net/infumia/pack/ArbitraryCharacterFactoryReserved.java
index a0625a2..9a2aaa7 100644
--- a/common/src/main/java/net/infumia/pack/ArbitraryCharacterFactoryReserved.java
+++ b/common/src/main/java/net/infumia/pack/ArbitraryCharacterFactoryReserved.java
@@ -69,6 +69,7 @@ private static final class Internal {
             for (char c = '0'; c <= '9'; c++) {
                 reserved.add(c);
             }
+            reserved.add((char) 167);
             Collections.addAll(
                 reserved,
                 '!',