diff --git a/common/src/lib/java/dev/engine_room/flywheel/lib/util/ShadersModHandler.java b/common/src/lib/java/dev/engine_room/flywheel/lib/util/ShadersModHandler.java
index ccf26ce07..751767094 100644
--- a/common/src/lib/java/dev/engine_room/flywheel/lib/util/ShadersModHandler.java
+++ b/common/src/lib/java/dev/engine_room/flywheel/lib/util/ShadersModHandler.java
@@ -23,7 +23,7 @@ public final class ShadersModHandler {
 		Package optifinePackage = Package.getPackage(OPTIFINE_ROOT_PACKAGE);
 		IS_OPTIFINE_INSTALLED = optifinePackage != null;
 
-		// OptiFine and Iris/Oculus are assumed to be mutually exclusive
+		// OptiFine and Iris are assumed to be mutually exclusive
 
 		if (IS_IRIS_LOADED) {
 			FlwLibLink.INSTANCE.getLogger().debug("Iris detected.");
diff --git a/common/src/main/java/dev/engine_room/flywheel/impl/compat/CompatMods.java b/common/src/main/java/dev/engine_room/flywheel/impl/compat/CompatMods.java
index 4201aa98d..2ef7f7d03 100644
--- a/common/src/main/java/dev/engine_room/flywheel/impl/compat/CompatMods.java
+++ b/common/src/main/java/dev/engine_room/flywheel/impl/compat/CompatMods.java
@@ -1,5 +1,6 @@
 package dev.engine_room.flywheel.impl.compat;
 
+import java.util.Locale;
 import java.util.function.Supplier;
 
 import dev.engine_room.flywheel.impl.FlwImplXplat;
@@ -12,7 +13,7 @@ public enum CompatMods {
 	private final Supplier<Boolean> isLoaded;
 
 	CompatMods() {
-		isLoaded = FlwImplXplat.INSTANCE.getModLoaded(name());
+		isLoaded = FlwImplXplat.INSTANCE.getModLoaded(name().toLowerCase(Locale.ROOT));
 	}
 
 	public boolean isLoaded() {
diff --git a/fabric/src/main/java/dev/engine_room/flywheel/impl/FlwLibXplatImpl.java b/fabric/src/main/java/dev/engine_room/flywheel/impl/FlwLibXplatImpl.java
index 75194fed8..b081fd9d6 100644
--- a/fabric/src/main/java/dev/engine_room/flywheel/impl/FlwLibXplatImpl.java
+++ b/fabric/src/main/java/dev/engine_room/flywheel/impl/FlwLibXplatImpl.java
@@ -52,7 +52,7 @@ public MultiBlockModelBuilder createMultiBlockModelBuilder(BlockAndTintGetter le
 	@Override
 	@Nullable
 	public ShadersModHandler.InternalHandler createIrisHandler() {
-		if (CompatMods.IRIS.isLoaded()) {
+		if (!CompatMods.IRIS.isLoaded()) {
 			return null;
 		}