diff --git a/alembic/versions/100_fix_capability_model_bindings.py b/alembic/versions/100_fix_capability_model_bindings.py
index 29be5f7ad..c21bfcdc7 100644
--- a/alembic/versions/100_fix_capability_model_bindings.py
+++ b/alembic/versions/100_fix_capability_model_bindings.py
@@ -23,18 +23,18 @@ def upgrade() -> None:
     conn = op.get_bind()
 
     # 检查表是否存在
-    table_check = conn.execute(sa.text("SELECT to_regclass(\public.ai_models\)")).scalar()
+    table_check = conn.execute(sa.text("SELECT to_regclass('public.ai_models')")).scalar()
     if not table_check:
         return
 
-    config_table_check = conn.execute(sa.text("SELECT to_regclass(\public.ai_capability_configs\)")).scalar()
+    config_table_check = conn.execute(sa.text("SELECT to_regclass('public.ai_capability_configs')")).scalar()
     if not config_table_check:
         return
 
     # 查询目标模型的 ID（使用 model_key 查询，不硬编码 UUID）
     pro_model_row = conn.execute(
         sa.text(
-            "SELECT id FROM ai_models WHERE model_key = \doubao-seed-2-1-pro-260915\ AND deleted_at IS NULL LIMIT 1"
+            "SELECT id FROM ai_models WHERE model_key = 'doubao-seed-2-1-pro-260915' AND deleted_at IS NULL LIMIT 1"
         )
     ).first()
     if not pro_model_row:
@@ -43,7 +43,7 @@ def upgrade() -> None:
 
     # 查询旧模型 ID
     old_model_row = conn.execute(
-        sa.text("SELECT id FROM ai_models WHERE model_key = \doubao-seed-1-6-250615\ LIMIT 1")
+        sa.text("SELECT id FROM ai_models WHERE model_key = 'doubao-seed-1-6-250615' LIMIT 1")
     ).first()
     old_model_id = old_model_row[0] if old_model_row else None
 
@@ -66,10 +66,10 @@ def upgrade() -> None:
 
     # 更新 image_analysis
     qwen38_row = conn.execute(
-        sa.text("SELECT id FROM ai_models WHERE model_key = \qwen3.8-flash\ AND deleted_at IS NULL LIMIT 1")
+        sa.text("SELECT id FROM ai_models WHERE model_key = 'qwen3.8-flash' AND deleted_at IS NULL LIMIT 1")
     ).first()
     qwen37_row = conn.execute(
-        sa.text("SELECT id FROM ai_models WHERE model_key = \qwen3.7-plus\ AND deleted_at IS NULL LIMIT 1")
+        sa.text("SELECT id FROM ai_models WHERE model_key = 'qwen3.7-plus' AND deleted_at IS NULL LIMIT 1")
     ).first()
 
     if qwen38_row and qwen37_row:
@@ -78,7 +78,7 @@ def upgrade() -> None:
 
         current_ia = conn.execute(
             sa.text(
-                "SELECT primary_model_id, lite_model_id, fallback_model_id FROM ai_capability_configs WHERE capability_key = \image_analysis"
+                "SELECT primary_model_id, lite_model_id, fallback_model_id FROM ai_capability_configs WHERE capability_key = 'image_analysis'"
             )
         ).first()
 
@@ -104,12 +104,12 @@ def upgrade() -> None:
 
 def downgrade() -> None:
     conn = op.get_bind()
-    table_check = conn.execute(sa.text("SELECT to_regclass(\public.ai_models\)")).scalar()
+    table_check = conn.execute(sa.text("SELECT to_regclass('public.ai_models')")).scalar()
     if not table_check:
         return
 
     old_model_row = conn.execute(
-        sa.text("SELECT id FROM ai_models WHERE model_key = \doubao-seed-1-6-250615\ LIMIT 1")
+        sa.text("SELECT id FROM ai_models WHERE model_key = 'doubao-seed-1-6-250615' LIMIT 1")
     ).first()
     if not old_model_row:
         return