diff --git a/src/pins25/phase/LexAn.java b/src/pins25/phase/LexAn.java
index 20d3bff..76d8deb 100644
--- a/src/pins25/phase/LexAn.java
+++ b/src/pins25/phase/LexAn.java
@@ -379,7 +379,7 @@ public class LexAn implements AutoCloseable {
 
         nextChar();
         if (buffChar != '\'') {
-            throw new Report.Error(new Report.Location(startLocation, currentLocation()), "Unterminated character.");
+            throw new Report.Error(new Report.Location(startLocation, currentLocation()), "Invalid character '" + (char) buffChar + "'.");
         }
         lexeme.append((char) buffChar);
 
diff --git a/zip.sh b/zip.sh
new file mode 100644
index 0000000..1110d9c
--- /dev/null
+++ b/zip.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+mkdir pins25
+rsync -av --exclude=".*" ./src ./pins25
+rsync -av --exclude=".*" --exclude="*.pins" ./prg ./pins25
+rm ./pins25/prg/*.pins
+zip -r 63230048.zip ./pins25
+rm -rf ./pins25
\ No newline at end of file