diff --git a/src/projections/analysis/StsReader.java b/src/projections/analysis/StsReader.java
index 9a2bace..3155d71 100644
--- a/src/projections/analysis/StsReader.java
+++ b/src/projections/analysis/StsReader.java
@@ -123,7 +123,7 @@ private static String matchQuotes(StringTokenizer st) {
         }
 
         // If it starts and ends with a quote, then we've already matched
-        if (current.endsWith("\"")) {
+        if (current.endsWith("\"") && current.length() >= 2) {
             return current.substring(1, current.length() - 1);
         }