diff --git a/src/pg_probackup.h b/src/pg_probackup.h
index 35d3f066..9e9fd01a 100644
--- a/src/pg_probackup.h
+++ b/src/pg_probackup.h
@@ -276,8 +276,8 @@ typedef enum ShowFormat
 #define BYTES_INVALID		(-1) /* file didn`t changed since previous backup, DELTA backup do not rely on it */
 #define FILE_NOT_FOUND		(-2) /* file disappeared during backup */
 #define BLOCKNUM_INVALID	(-1)
-#define PROGRAM_VERSION	"2.4.3"
-#define AGENT_PROTOCOL_VERSION 20403
+#define PROGRAM_VERSION	"2.4.4"
+#define AGENT_PROTOCOL_VERSION 20404
 
 
 typedef struct ConnectionOptions
diff --git a/tests/expected/option_version.out b/tests/expected/option_version.out
index f30235a4..2d00a86c 100644
--- a/tests/expected/option_version.out
+++ b/tests/expected/option_version.out
@@ -1 +1 @@
-pg_probackup 2.4.3
\ No newline at end of file
+pg_probackup 2.4.4
\ No newline at end of file