diff --git a/curseforge/curseforge.go b/curseforge/curseforge.go
index 120f9ff..dc1b30f 100644
--- a/curseforge/curseforge.go
+++ b/curseforge/curseforge.go
@@ -253,7 +253,7 @@ func filterLoaderTypeIndex(packLoaders []string, modLoaderType modloaderType) (m
 		// No loaders are specified: allow all files
 		return modloaderTypeAny, true
 	} else {
-		if slices.Contains(packLoaders, modloaderIds[modLoaderType]) {
+		if int(modLoaderType) < len(modloaderIds) && slices.Contains(packLoaders, modloaderIds[modLoaderType]) {
 			// Pack contains this loader, pass through
 			return modLoaderType, true
 		} else {
diff --git a/curseforge/request.go b/curseforge/request.go
index e7becd2..d219751 100644
--- a/curseforge/request.go
+++ b/curseforge/request.go
@@ -116,6 +116,7 @@ const (
 	modloaderTypeLiteloader
 	modloaderTypeFabric
 	modloaderTypeQuilt
+	modloaderTypeNeoForge
 )
 
 var modloaderNames = [...]string{
@@ -125,6 +126,7 @@ var modloaderNames = [...]string{
 	"Liteloader",
 	"Fabric",
 	"Quilt",
+	"NeoForge",
 }
 
 var modloaderIds = [...]string{
@@ -134,6 +136,7 @@ var modloaderIds = [...]string{
 	"liteloader",
 	"fabric",
 	"quilt",
+	"neoforge",
 }
 
 type hashAlgo uint8