diff -ru catdoc-0.94.2.orign/src/xlsparse.c catdoc-0.94.2/src/xlsparse.c
--- catdoc-0.94.2.orign/src/xlsparse.c	2006-02-24 18:44:06.000000000 +0100
+++ catdoc-0.94.2/src/xlsparse.c	2012-11-02 11:01:42.675639679 +0100
@@ -584,8 +584,9 @@
 
 void CleanUpFormatIdxUsed() {
 	int i;
-	for (i=0;i<NUMOFDATEFORMATS; i++);
-	FormatIdxUsed[i]=0;
+	for (i=0;i<NUMOFDATEFORMATS; i++) {
+		FormatIdxUsed[i]=0;
+	}
 }
 
 /*