diff --git a/src/main/kotlin/link/infra/packwiz/installer/UpdateManager.kt b/src/main/kotlin/link/infra/packwiz/installer/UpdateManager.kt
index bc92b36..6c2bb58 100644
--- a/src/main/kotlin/link/infra/packwiz/installer/UpdateManager.kt
+++ b/src/main/kotlin/link/infra/packwiz/installer/UpdateManager.kt
@@ -22,10 +22,7 @@ import link.infra.packwiz.installer.ui.data.InstallProgress
 import link.infra.packwiz.installer.util.Log
 import link.infra.packwiz.installer.util.ifletOrErr
 import okio.buffer
-import java.io.FileNotFoundException
-import java.io.FileReader
-import java.io.FileWriter
-import java.io.IOException
+import java.io.*
 import java.nio.file.Files
 import java.nio.file.Paths
 import java.util.concurrent.CompletionService
@@ -88,7 +85,7 @@ class UpdateManager internal constructor(private val opts: Options, val ui: IUse
 		}
 		val pf = packFileSource.buffer().use {
 			try {
-				Toml().read(it.inputStream()).to(PackFile::class.java)
+				Toml().read(InputStreamReader(it.inputStream(), "UTF-8")).to(PackFile::class.java)
 			} catch (e: IllegalStateException) {
 				ui.showErrorAndExit("Failed to parse pack.toml", e)
 			}
@@ -201,7 +198,7 @@ class UpdateManager internal constructor(private val opts: Options, val ui: IUse
 		}
 
 		val indexFile = try {
-			Toml().read(indexFileSource.buffer().inputStream()).to(IndexFile::class.java)
+			Toml().read(InputStreamReader(indexFileSource.buffer().inputStream(), "UTF-8")).to(IndexFile::class.java)
 		} catch (e: IllegalStateException) {
 			ui.showErrorAndExit("Failed to parse index file", e)
 		}
diff --git a/src/main/kotlin/link/infra/packwiz/installer/metadata/IndexFile.kt b/src/main/kotlin/link/infra/packwiz/installer/metadata/IndexFile.kt
index 14acfef..3c76f9b 100644
--- a/src/main/kotlin/link/infra/packwiz/installer/metadata/IndexFile.kt
+++ b/src/main/kotlin/link/infra/packwiz/installer/metadata/IndexFile.kt
@@ -9,6 +9,7 @@ import link.infra.packwiz.installer.request.HandlerManager.getFileSource
 import link.infra.packwiz.installer.request.HandlerManager.getNewLoc
 import okio.Source
 import okio.buffer
+import java.io.InputStreamReader
 import java.nio.file.Paths
 
 class IndexFile {
@@ -43,7 +44,7 @@ class IndexFile {
 			linkedFileURI = getNewLoc(indexUri, file)
 			val src = getFileSource(linkedFileURI!!)
 			val fileStream = getHasher(hashFormat!!).getHashingSource(src)
-			linkedFile = Toml().read(fileStream.buffer().inputStream()).to(ModFile::class.java)
+			linkedFile = Toml().read(InputStreamReader(fileStream.buffer().inputStream(), "UTF-8")).to(ModFile::class.java)
 			if (!fileStream.hashIsEqual(fileHash)) {
 				throw Exception("Invalid mod file hash")
 			}
diff --git a/src/main/kotlin/link/infra/packwiz/installer/task/formats/packwizv1/PackwizV1PackTomlTask.kt b/src/main/kotlin/link/infra/packwiz/installer/task/formats/packwizv1/PackwizV1PackTomlTask.kt
index 846a4e9..0fe18a8 100644
--- a/src/main/kotlin/link/infra/packwiz/installer/task/formats/packwizv1/PackwizV1PackTomlTask.kt
+++ b/src/main/kotlin/link/infra/packwiz/installer/task/formats/packwizv1/PackwizV1PackTomlTask.kt
@@ -9,6 +9,7 @@ import link.infra.packwiz.installer.task.CacheKey
 import link.infra.packwiz.installer.task.Task
 import link.infra.packwiz.installer.task.TaskCombinedResult
 import link.infra.packwiz.installer.task.TaskContext
+import java.io.InputStreamReader
 
 class PackwizV1PackTomlTask(ctx: TaskContext, val path: PackwizPath): Task<PackwizV1PackFile>(ctx) {
 	// TODO: make hierarchically defined by caller? - then changing the pack format type doesn't leave junk in the cache
@@ -30,7 +31,7 @@ class PackwizV1PackTomlTask(ctx: TaskContext, val path: PackwizPath): Task<Packw
 
 	private val internalResult by lazy {
 		// TODO: query, parse JSON
-		val packFile = Toml().read(path.source(ctx.clients).inputStream()).to(PackFile::class.java)
+		val packFile = Toml().read(InputStreamReader(path.source(ctx.clients).inputStream(), "UTF-8")).to(PackFile::class.java)
 
 		val resolved = PackwizV1PackFile(packFile.name ?: throw RuntimeException("Name required"), // TODO: better exception handling
 			path.resolve(packFile.index?.file ?: throw RuntimeException("File required")),