diff --git a/src/org/lineageos/updater/UpdatesListAdapter.java b/src/org/lineageos/updater/UpdatesListAdapter.java
index 3b78a2590da23540084bc067eed3e48f7dad326d..cfed5420cc77c61cd2ed80f409d048296b1045c1 100644
--- a/src/org/lineageos/updater/UpdatesListAdapter.java
+++ b/src/org/lineageos/updater/UpdatesListAdapter.java
@@ -307,12 +307,13 @@ public class UpdatesListAdapter extends RecyclerView.Adapter<UpdatesListAdapter.
     private AlertDialog.Builder getSpaceDialog(UpdateInfo update) {
         Resources resources = mActivity.getResources();
         File updateFile = update.getFile();
-        long requiredSpace = update.getFileSize() * 2;
+        // Required space before download is 3 x OTA size.
+        long requiredSpace = update.getFileSize() * 3;
         long availableFreeSpace = Utils.availableFreeSpace();
 
-        // Check for space depending on the downloaded file size on resume
-        if (updateFile != null && updateFile.exists() && updateFile.length() > 0 &&
-                updateFile.length() < update.getFileSize()) {
+        // Subtract space depending on the downloaded file size.
+        // Required space after download completed will be 2 x OTA size.
+        if (updateFile != null && updateFile.exists() && updateFile.length() > 0) {
             requiredSpace -= updateFile.length();
         }