diff --git a/partition.cpp b/partition.cpp
index acf382a7..8e30c331 100644
--- a/partition.cpp
+++ b/partition.cpp
@@ -1027,6 +1027,7 @@ bool TWPartition::Is_File_System(string File_System) {
 		File_System == "yaffs2" ||
 		File_System == "exfat" ||
 		File_System == "f2fs" ||
+		File_System == "squashfs" ||
 		File_System == "auto")
 		return true;
 	else