diff --git a/lib/ac-api/src/main/java/com/webcodepro/applecommander/storage/os/pascal/PascalDiskFactory.java b/lib/ac-api/src/main/java/com/webcodepro/applecommander/storage/os/pascal/PascalDiskFactory.java
index 4d3846e6..8976f88f 100644
--- a/lib/ac-api/src/main/java/com/webcodepro/applecommander/storage/os/pascal/PascalDiskFactory.java
+++ b/lib/ac-api/src/main/java/com/webcodepro/applecommander/storage/os/pascal/PascalDiskFactory.java
@@ -74,7 +74,8 @@ public class PascalDiskFactory implements DiskFactory {
                 int fNameLength = dir.getUnsignedByte(offset+6);
                 int fBytesLastBlock = dir.getUnsignedShort(offset+22);
                 if (fNameLength == 0) break;    // last entry?
-                good = fFirstBlock < fLastBlock
+                // There appear to be some zero block entries that have the same first and last block
+                good = fFirstBlock <= fLastBlock
                     && fLastBlock <= dBlocksOnDisk
                     && (fEntryType & 0x7fff) < 9
                     && fNameLength < 16