diff --git a/src/liblzma/api/lzma/version.h b/src/liblzma/api/lzma/version.h
index a19d2d6..7fce70e 100644
--- a/src/liblzma/api/lzma/version.h
+++ b/src/liblzma/api/lzma/version.h
@@ -22,8 +22,8 @@
  */
 #define LZMA_VERSION_MAJOR 5
 #define LZMA_VERSION_MINOR 1
-#define LZMA_VERSION_PATCH 3
-#define LZMA_VERSION_STABILITY LZMA_VERSION_STABILITY_ALPHA
+#define LZMA_VERSION_PATCH 4
+#define LZMA_VERSION_STABILITY LZMA_VERSION_STABILITY_BETA
 
 #ifndef LZMA_VERSION_COMMIT
 #	define LZMA_VERSION_COMMIT ""
diff --git a/src/liblzma/liblzma.map b/src/liblzma/liblzma.map
index 1a453e8..774831d 100644
--- a/src/liblzma/liblzma.map
+++ b/src/liblzma/liblzma.map
@@ -95,7 +95,7 @@
 	lzma_vli_size;
 };
 
-XZ_5.1.3alpha {
+XZ_5.1.4beta {
 global:
 	lzma_block_uncomp_encode;
 	lzma_cputhreads;