diff --git a/mdbx.h b/mdbx.h
index 04a73fa4..2cf3273b 100644
--- a/mdbx.h
+++ b/mdbx.h
@@ -165,7 +165,7 @@ typedef pthread_t mdbx_tid_t;
 /*--------------------------------------------------------------------------*/
 
 #define MDBX_VERSION_MAJOR 0
-#define MDBX_VERSION_MINOR 0
+#define MDBX_VERSION_MINOR 1
 
 #if defined(LIBMDBX_EXPORTS)
 #define LIBMDBX_API __dll_export
diff --git a/src/version.c b/src/version.c
index aed4fab5..3b2ffdba 100644
--- a/src/version.c
+++ b/src/version.c
@@ -14,7 +14,7 @@
 
 #include "./bits.h"
 
-#if MDBX_VERSION_MAJOR != 0 || MDBX_VERSION_MINOR != 0
+#if MDBX_VERSION_MAJOR != 0 || MDBX_VERSION_MINOR != 1
 #error "API version mismatch!"
 #endif