diff --git a/configure.ac b/configure.ac
index 9e511cd78a..5e8dca24a5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,8 +7,8 @@ dnl  - add corresponding NM_VERSION_x_y_z macros in
 dnl    "shared/nm-version-macros.h.in"
 dnl  - update number in meson.build
 m4_define([nm_major_version], [1])
-m4_define([nm_minor_version], [23])
-m4_define([nm_micro_version], [90])
+m4_define([nm_minor_version], [25])
+m4_define([nm_micro_version], [0])
 m4_define([nm_version],
           [nm_major_version.nm_minor_version.nm_micro_version])
 
diff --git a/libnm-core/nm-version.h b/libnm-core/nm-version.h
index 195fc19684..203840376e 100644
--- a/libnm-core/nm-version.h
+++ b/libnm-core/nm-version.h
@@ -229,6 +229,20 @@
 # define NM_AVAILABLE_IN_1_24
 #endif
 
+#if NM_VERSION_MIN_REQUIRED >= NM_VERSION_1_26
+# define NM_DEPRECATED_IN_1_26           G_DEPRECATED
+# define NM_DEPRECATED_IN_1_26_FOR(f)    G_DEPRECATED_FOR(f)
+#else
+# define NM_DEPRECATED_IN_1_26
+# define NM_DEPRECATED_IN_1_26_FOR(f)
+#endif
+
+#if NM_VERSION_MAX_ALLOWED < NM_VERSION_1_26
+# define NM_AVAILABLE_IN_1_26            G_UNAVAILABLE(1,26)
+#else
+# define NM_AVAILABLE_IN_1_26
+#endif
+
 /*
  * Synchronous API for calling D-Bus in libnm is deprecated. See
  * https://developer.gnome.org/libnm/stable/usage.html#sync-api
diff --git a/meson.build b/meson.build
index 301ff20458..9946e26779 100644
--- a/meson.build
+++ b/meson.build
@@ -6,7 +6,7 @@ project(
 #  - add corresponding NM_VERSION_x_y_z macros in
 #    "shared/nm-version-macros.h.in"
 #  - update number in configure.ac
-  version: '1.23.90',
+  version: '1.25.0',
   license: 'GPL2+',
   default_options: [
     'buildtype=debugoptimized',
diff --git a/shared/nm-version-macros.h.in b/shared/nm-version-macros.h.in
index e97f506cb8..83da86ce10 100644
--- a/shared/nm-version-macros.h.in
+++ b/shared/nm-version-macros.h.in
@@ -64,6 +64,7 @@
 #define NM_VERSION_1_20   (NM_ENCODE_VERSION (1, 20, 0))
 #define NM_VERSION_1_22   (NM_ENCODE_VERSION (1, 22, 0))
 #define NM_VERSION_1_24   (NM_ENCODE_VERSION (1, 24, 0))
+#define NM_VERSION_1_26   (NM_ENCODE_VERSION (1, 26, 0))
 
 /* For releases, NM_API_VERSION is equal to NM_VERSION.
  *