diff --git a/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMA.h b/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMA2.h
similarity index 100%
rename from squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMA.h
rename to squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMA2.h
diff --git a/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMADecoder.h b/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMADecoder.h
index ee92f552..0e50394a 100644
--- a/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMADecoder.h
+++ b/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMADecoder.h
@@ -9,7 +9,7 @@
 #include "../LZ/LZOutWindow.h"
 #include "../RangeCoder/RangeCoderBitTree.h"
 
-#include "LZMA.h"
+#include "LZMA2.h"
 
 namespace NCompress {
 namespace NLZMA {
diff --git a/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMAEncoder.h b/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMAEncoder.h
index 4c5f5c14..0b42483e 100644
--- a/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMAEncoder.h
+++ b/squashfs-tools/LZMA/lzmadaptive/C/7zip/Compress/LZMA/LZMAEncoder.h
@@ -9,7 +9,7 @@
 #include "../LZ/IMatchFinder.h"
 #include "../RangeCoder/RangeCoderBitTree.h"
 
-#include "LZMA.h"
+#include "LZMA2.h"
 
 namespace NCompress {
 namespace NLZMA {
diff --git a/squashfs-tools/LZMA/lzmalt/LZMA.h b/squashfs-tools/LZMA/lzmalt/LZMA3.h
similarity index 100%
rename from squashfs-tools/LZMA/lzmalt/LZMA.h
rename to squashfs-tools/LZMA/lzmalt/LZMA3.h
diff --git a/squashfs-tools/LZMA/lzmalt/LZMADecoder.h b/squashfs-tools/LZMA/lzmalt/LZMADecoder.h
index 76fa536b..38a14c31 100644
--- a/squashfs-tools/LZMA/lzmalt/LZMADecoder.h
+++ b/squashfs-tools/LZMA/lzmalt/LZMADecoder.h
@@ -2,7 +2,7 @@
 #define __LZARITHMETIC_DECODER_H
 
 #include "WindowOut.h"
-#include "LZMA.h"
+#include "LZMA3.h"
 #include "LenCoder.h"
 #include "LiteralCoder.h"
 
diff --git a/squashfs-tools/xz_wrapper.h b/squashfs-tools/xz_wrapper.h
index af601ded..08262345 100644
--- a/squashfs-tools/xz_wrapper.h
+++ b/squashfs-tools/xz_wrapper.h
@@ -25,6 +25,7 @@
  */
 
 #include "endian_compat.h"
+#include <lzma.h>
 
 #if __BYTE_ORDER == __BIG_ENDIAN || defined FIX_BE
 extern unsigned int inswap_le32(unsigned int);