diff --git a/forge/src/main/resources/META-INF/mods.toml b/forge/src/main/resources/META-INF/mods.toml
index 0f86a948e..0b3a0ffe7 100644
--- a/forge/src/main/resources/META-INF/mods.toml
+++ b/forge/src/main/resources/META-INF/mods.toml
@@ -35,4 +35,11 @@ issueTrackerURL = "${issues}"
     mandatory = true  # Forge syntax
     versionRange = "${compatible_forgemc_versions}" # Where we set what version of mc it is avalible for
     ordering = "AFTER"
-    side = "BOTH"
\ No newline at end of file
+    side = "BOTH"
+
+[[dependencies.distanthorizons]]
+modId = "oculus"
+mandatory = false
+versionRange = "[1.8.0,)" # Iris/Oculus 1.8.0 added support for DH API 3+, so anything below that won't work
+ordering = "AFTER"
+side = "CLIENT"