diff --git a/libsrc/ffdec_lib/src/com/jpexs/helpers/Helper.java b/libsrc/ffdec_lib/src/com/jpexs/helpers/Helper.java
index 103dbf720..f9b628848 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/helpers/Helper.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/helpers/Helper.java
@@ -843,7 +843,7 @@ public class Helper {
             }
         }
 
-        if (!sb.isEmpty()) {
+        if (sb.length() > 0) {
             char lastChar = sb.charAt(sb.length() - 1);
             if (lastChar == ' ') {
                 sb.setLength(sb.length() - 1);