diff --git a/src/main/java/link/infra/packwiz/installer/DownloadTask.java b/src/main/java/link/infra/packwiz/installer/DownloadTask.java
index 5d9ae2a..b4ddc18 100644
--- a/src/main/java/link/infra/packwiz/installer/DownloadTask.java
+++ b/src/main/java/link/infra/packwiz/installer/DownloadTask.java
@@ -187,7 +187,7 @@ class DownloadTask implements IOptionDetails {
 
 	public boolean correctSide() {
 		if (metadata.linkedFile != null) {
-			return downloadSide.hasSide(metadata.linkedFile.side);
+			return metadata.linkedFile.side.hasSide(downloadSide);
 		}
 		return true;
 	}
diff --git a/src/main/java/link/infra/packwiz/installer/UpdateManager.java b/src/main/java/link/infra/packwiz/installer/UpdateManager.java
index 204da03..ee482fb 100644
--- a/src/main/java/link/infra/packwiz/installer/UpdateManager.java
+++ b/src/main/java/link/infra/packwiz/installer/UpdateManager.java
@@ -323,8 +323,16 @@ public class UpdateManager {
 				task = null;
 			}
 			// Update manifest - If there were no errors cachedFile has already been modified in place (good old pass by reference)
-			if (task != null && task.getException() != null) {
-				manifest.cachedFiles.put(task.metadata.file, task.cachedFile.getRevert());
+			if (task != null) {
+				if (task.getException() != null) {
+					ManifestFile.File file = task.cachedFile.getRevert();
+					if (file != null) {
+						manifest.cachedFiles.put(task.metadata.file, file);
+					}
+				} else {
+					// idiot, if it wasn't there in the first place it won't magically appear there
+					manifest.cachedFiles.putIfAbsent(task.metadata.file, task.cachedFile);
+				}
 			}
 			// TODO: show errors properly?
 			String progress;