diff --git a/doc/en/main-page.md b/doc/en/main-page.md
index 21d4dc95..67db8c10 100644
--- a/doc/en/main-page.md
+++ b/doc/en/main-page.md
@@ -1,6 +1,8 @@
 # Documentation
 
-Documentation for stable release 0.24.x.
+Documentation for in-development version 0.26.
+
+[Documentation for stable release 0.25.x.](https://github.com/MihailRis/VoxelEngine-Cpp/blob/release-0.25/doc/en/main-page.md)
 
 ## Sections
 
diff --git a/doc/ru/main-page.md b/doc/ru/main-page.md
index 05269cee..17dbe6ba 100644
--- a/doc/ru/main-page.md
+++ b/doc/ru/main-page.md
@@ -1,6 +1,8 @@
 # Документация
 
-Документация стабильной версии 0.25.x.
+Документация разрабатываемой версии 0.26.
+
+[Документация стабильной версии 0.25.x.](https://github.com/MihailRis/VoxelEngine-Cpp/blob/release-0.25/doc/ru/main-page.md)
 
 ## Разделы
 
diff --git a/res/content/base/package.json b/res/content/base/package.json
index 7645a6e0..2878d3a6 100644
--- a/res/content/base/package.json
+++ b/res/content/base/package.json
@@ -1,6 +1,6 @@
 {
     "id": "base",
     "title": "Base",
-    "version": "0.25",
+    "version": "0.26",
     "description": "basic content package"
 }
diff --git a/src/constants.hpp b/src/constants.hpp
index 84d8b22c..c8de5a8d 100644
--- a/src/constants.hpp
+++ b/src/constants.hpp
@@ -6,7 +6,7 @@
 #include <string>
 
 inline constexpr int ENGINE_VERSION_MAJOR = 0;
-inline constexpr int ENGINE_VERSION_MINOR = 25;
+inline constexpr int ENGINE_VERSION_MINOR = 26;
 
 #ifdef NDEBUG
 inline constexpr bool ENGINE_DEBUG_BUILD = false;
@@ -14,7 +14,7 @@ inline constexpr bool ENGINE_DEBUG_BUILD = false;
 inline constexpr bool ENGINE_DEBUG_BUILD = true;
 #endif // NDEBUG
 
-inline const std::string ENGINE_VERSION_STRING = "0.25";
+inline const std::string ENGINE_VERSION_STRING = "0.26";
 
 /// @brief world regions format version
 inline constexpr uint REGION_FORMAT_VERSION = 3;