diff --git a/.github/ISSUE_TEMPLATE/bug.yml b/.github/ISSUE_TEMPLATE/bug.yml
index 9052869c2..74d4d4953 100644
--- a/.github/ISSUE_TEMPLATE/bug.yml
+++ b/.github/ISSUE_TEMPLATE/bug.yml
@@ -49,9 +49,11 @@ body:
     id: mcversion
     attributes:
       label: Minecraft Version
-      description: What version of Minecraft is the server on? Iris 4.x targets 26.2 only; older versions are not supported.
+      description: What version of Minecraft is the server on? Iris 4.x supports 26.1.2 to 26.3 on Bukkit-family servers and 26.3 on Fabric, Forge and NeoForge; older versions are not supported.
       options:
+        - '26.3'
         - '26.2'
+        - '26.1.2'
         - Other (unsupported)
     validations:
       required: true
@@ -59,7 +61,7 @@ body:
     id: loaderversion
     attributes:
       label: Platform / Loader Version
-      description: Exact server or loader build (see console). For example "Paper 26.2-60", "Fabric Loader 0.19.3", "NeoForge 26.2.0.12-beta".
+      description: Exact server or loader build (see console). For example "Paper 26.3-133", "Fabric Loader 0.19.5", "NeoForge 26.3.0.33-beta".
       placeholder: DO NOT SAY "LATEST"
     validations:
       required: true
diff --git a/README.md b/README.md
index 817245416..96180d806 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Iris is a world generation engine for Minecraft servers and mod loaders. It gene
 biomes, caves, structures, objects, and entities from editable JSON packs, with a full in-game
 studio authoring workflow. The same engine runs as a Bukkit-family plugin and as a Fabric, Forge,
 or NeoForge server mod. Cross-platform generation targets deterministic parity for identical
-artifacts, pack bytes, seeds, and test areas. The master branch targets Minecraft 26.2.
+artifacts, pack bytes, seeds, and test areas. The master branch targets Minecraft 26.3.
 
 # [Support](https://discord.gg/3xxPTpT) **|** [Documentation](https://github.com/VolmitSoftware/docs/blob/master/iris/00-overview.md) **|** [Git](https://github.com/IrisDimensions)
 
@@ -20,9 +20,9 @@ Canonical English is defined in the typed Java catalogs under `core/src/main/jav
 
 | Platform | Artifact | Minecraft | Notes |
 |---|---|---|---|
-| Paper / Purpur / Leaf / Canvas | plugin jar | 26.1.2 - 26.2 | Full feature set |
-| Folia | plugin jar | 26.1.2 - 26.2 | Region-safe scheduling throughout |
-| Spigot / CraftBukkit | plugin jar | 26.1.2 - 26.2 | Managed `iris:*` creation and generation; exact vanilla-slot `/iris replace` is unavailable |
+| Paper / Purpur / Leaf / Canvas | plugin jar | 26.1.2 - 26.3 | Full feature set |
+| Folia | plugin jar | 26.1.2 - 26.3 | Region-safe scheduling throughout |
+| Spigot / CraftBukkit | plugin jar | 26.1.2 - 26.3 | Managed `iris:*` creation and generation; exact vanilla-slot `/iris replace` is unavailable |
 | Fabric | mod jar | 26.3 | Server worldgen + client HUD; requires Fabric Loader 0.19.5+ |
 | Forge | mod jar | 26.3 | Server worldgen + client HUD; current target is Forge 26.3-66.0.8 |
 | NeoForge | mod jar | 26.3 | Server worldgen + client HUD; current target is NeoForge 26.3.0.33-beta |
diff --git a/gradle.properties b/gradle.properties
index 013f417af..0e8b47eb7 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -23,7 +23,7 @@ org.gradle.configureondemand=false
 
 irisVersion=4.1.2-26.2
 minecraftVersion=26.3
-# Bukkit plugin api-version: lowest supported Minecraft release line so one artifact loads on 26.1.2 and 26.2
+# Bukkit plugin api-version: lowest supported Minecraft release line so one artifact loads on 26.1.2 through 26.3
 apiVersion=26.1
 fabricLoaderVersion=0.19.5
 forgeVersion=26.3-66.0.8