diff --git a/bzlib/changelog.txt b/bzlib/changelog.txt
new file mode 100644
index 0000000..7767941
--- /dev/null
+++ b/bzlib/changelog.txt
@@ -0,0 +1,6 @@
+---------------------------------------------------------------------------------------------------
+Version: 1.0.1
+Date: 11.03.2026
+  Bug Fixes:
+    - K2: Fix bug in matter recipe generation
+    - Fix bug in add_icon when icons table is nil
\ No newline at end of file
diff --git a/bzlib/data-util.lua b/bzlib/data-util.lua
index c082fd6..7a91f89 100644
--- a/bzlib/data-util.lua
+++ b/bzlib/data-util.lua
@@ -1591,6 +1591,7 @@ function util.add_icon(recipe_name, icon, options)
       data.raw.recipe[recipe_name].icon = nil
       data.raw.recipe[recipe_name].icon_size = nil
     end
+    data.raw.recipe[recipe_name].icons = data.raw.recipe[recipe_name].icons or {}
     table.insert(data.raw.recipe[recipe_name].icons, icon)
   end
 end
diff --git a/bzlib/info.json b/bzlib/info.json
index b06128d..82b6b2f 100644
--- a/bzlib/info.json
+++ b/bzlib/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzlib",
-    "version": "1.0.0",
+    "version": "1.0.1",
     "factorio_version": "2.0",
     "title": "BZ Lib",
     "description": "Library code for BZ mods",