diff --git a/changelog.txt b/changelog.txt
index 208faef3..9168a9e5 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,7 +1,9 @@
 ---------------------------------------------------------------------------------------------------
 Version: 2.1.7
-Date: ???
+Date: 2023-11-2
   Changes:
+    - Replaced explosives with gunpowder in cannon shell recipe
+    - Changed explosive cannon shell recipe to be 1 cannon shell plus 5 explosives
 ---------------------------------------------------------------------------------------------------
 Version: 2.1.6
 Date: 2023-10-31
diff --git a/notes.txt b/notes.txt
index 90ae2c5d..04f2e946 100644
--- a/notes.txt
+++ b/notes.txt
@@ -4,3 +4,6 @@ make oil finite same as py petroleum handling
  -- no bull shit mechanics just limited oil
 
 got 4 good choices for making oil from things you produce and oleochemicals can make an unlimited supply
+
+
+add gunpowder to artillery shell
\ No newline at end of file
diff --git a/prototypes/updates/base-updates.lua b/prototypes/updates/base-updates.lua
index 6f648239..1dd2dc43 100644
--- a/prototypes/updates/base-updates.lua
+++ b/prototypes/updates/base-updates.lua
@@ -264,6 +264,22 @@ data.raw.item["nuclear-fuel"].burnt_result = nil
 
 data.raw["gun"]["artillery-wagon-cannon"].attack_parameters.range = 2 * 32
 
+--update cannon and artillery shells to have gunpowder
+RECIPE("cannon-shell"):remove_ingredient("explosives"):add_ingredient({type = "item", name = "gunpowder", amount = 10})
+
+RECIPE {
+    type = "recipe",
+    name = "explosive-cannon-shell",
+    category = "crafting",
+    enabled = false,
+    energy_required = 8,
+    ingredients = {
+        {type = "item", name = "cannon-shell", amount = 1},
+        {type = "item", name = "explosives", amount = 5},
+    },
+    results = {{type = "item", name = "explosive-cannon-shell", amount = 1}}
+}
+
 ITEM("productivity-module"):set_fields{
     effect =
     {