1 files changed, 2 insertions, 2 deletions
diff --git a/rows.go b/rows.go
index b89d916..392cc5d 100644
--- a/rows.go
+++ b/rows.go
@@ -292,8 +292,8 @@ func (f *File) sharedStringsReader() *xlsxSST {
 		}
 		f.SharedStrings = &sharedStrings
 		for i := range sharedStrings.SI {
-			if sharedStrings.SI[i].T != "" {
-				f.sharedStringsMap[sharedStrings.SI[i].T] = i
+			if sharedStrings.SI[i].T != nil {
+				f.sharedStringsMap[sharedStrings.SI[i].T.Val] = i
 			}
 		}
 		f.addContentTypePart(0, "sharedStrings")