diff --git a/eos/db/migrations/upgrade1.py b/eos/db/migrations/upgrade1.py
index 1d8417dfc..2eb065345 100644
--- a/eos/db/migrations/upgrade1.py
+++ b/eos/db/migrations/upgrade1.py
@@ -83,7 +83,21 @@ CONVERSIONS = {
 }
 
 def upgrade(saveddata_engine):
-    # Update fits schema
+
+    # Update characters schema to include default chars (pre-1.5.0 migration)
+    try:
+        saveddata_engine.execute("SELECT defaultChar, chars FROM characters LIMIT 1")
+    except sqlalchemy.exc.DatabaseError:
+        saveddata_engine.execute("ALTER TABLE characters ADD COLUMN defaultChar INTEGER;")
+        saveddata_engine.execute("ALTER TABLE characters ADD COLUMN chars VARCHAR;")
+
+    # Update fits schema to include booster attribute (pre-1.5.0 migration)
+    try:
+        saveddata_engine.execute("SELECT booster FROM fits LIMIT 1")
+    except sqlalchemy.exc.DatabaseError:
+        saveddata_engine.execute("ALTER TABLE fits ADD COLUMN booster BOOLEAN;")
+
+    # Update fits schema to include target resists attribute
     try:
         saveddata_engine.execute("SELECT targetResistsID FROM fits LIMIT 1")
     except sqlalchemy.exc.DatabaseError: