diff --git a/src/ddl/migrations/flusurv_age_sex_race_strata.sql b/src/ddl/migrations/flusurv_age_sex_race_strata.sql
index 88ff37c24..b212a0902 100644
--- a/src/ddl/migrations/flusurv_age_sex_race_strata.sql
+++ b/src/ddl/migrations/flusurv_age_sex_race_strata.sql
@@ -1,23 +1,23 @@
 -- Add new age, race, and sex strata, and season descriptor (YYYY-YY format)
 ALTER TABLE `flusurv` ADD (
-  `rate_age_18t29` double DEFAULT NULL,
-  `rate_age_30t39` double DEFAULT NULL,
-  `rate_age_40t49` double DEFAULT NULL,
-  `rate_age_5t11` double DEFAULT NULL,
-  `rate_age_12t17` double DEFAULT NULL,
-  `rate_age_lt18` double DEFAULT NULL,
-  `rate_age_gte18` double DEFAULT NULL,
-  `rate_race_white` double DEFAULT NULL,
-  `rate_race_black` double DEFAULT NULL,
-  `rate_race_hisp` double DEFAULT NULL,
-  `rate_race_asian` double DEFAULT NULL,
-  `rate_race_natamer` double DEFAULT NULL,
-  `rate_sex_male` double DEFAULT NULL,
-  `rate_sex_female` double DEFAULT NULL,
-  `rate_age_0tlt1` double DEFAULT NULL,
-  `rate_age_1t4` double DEFAULT NULL,
-  `rate_age_gte75` double DEFAULT NULL,
-  `rate_flu_a` double DEFAULT NULL,
-  `rate_flu_b` double DEFAULT NULL,
-  `season` char(7) DEFAULT NULL,
+    `season` char(7) DEFAULT NULL,
+    `rate_age_18t29` double DEFAULT NULL,
+    `rate_age_30t39` double DEFAULT NULL,
+    `rate_age_40t49` double DEFAULT NULL,
+    `rate_age_5t11` double DEFAULT NULL,
+    `rate_age_12t17` double DEFAULT NULL,
+    `rate_age_lt18` double DEFAULT NULL,
+    `rate_age_gte18` double DEFAULT NULL,
+    `rate_age_1t4` double DEFAULT NULL,
+    `rate_age_gte75` double DEFAULT NULL,
+    `rate_age_0tlt1` double DEFAULT NULL,
+    `rate_race_white` double DEFAULT NULL,
+    `rate_race_black` double DEFAULT NULL,
+    `rate_race_hisp` double DEFAULT NULL,
+    `rate_race_asian` double DEFAULT NULL,
+    `rate_race_natamer` double DEFAULT NULL,
+    `rate_sex_male` double DEFAULT NULL,
+    `rate_sex_female` double DEFAULT NULL,
+    `rate_flu_a` double DEFAULT NULL,
+    `rate_flu_b` double DEFAULT NULL
 );
diff --git a/src/ddl/migrations/flusurv_new_signals.sql b/src/ddl/migrations/flusurv_new_signals.sql
deleted file mode 100644
index f9cd80d1d..000000000
--- a/src/ddl/migrations/flusurv_new_signals.sql
+++ /dev/null
@@ -1,23 +0,0 @@
-ALTER TABLE flusurv ADD (
-    `season` char(7) DEFAULT NULL,
-
-    `rate_age_18t29` double DEFAULT NULL,
-    `rate_age_30t39` double DEFAULT NULL,
-    `rate_age_40t49` double DEFAULT NULL,
-    `rate_age_5t11` double DEFAULT NULL,
-    `rate_age_12t17` double DEFAULT NULL,
-    `rate_age_lt18` double DEFAULT NULL,
-    `rate_age_gte18` double DEFAULT NULL,
-    `rate_age_1t4` double DEFAULT NULL,
-    `rate_age_gte75` double DEFAULT NULL,
-    `rate_age_0tlt1` double DEFAULT NULL,
-    `rate_race_white` double DEFAULT NULL,
-    `rate_race_black` double DEFAULT NULL,
-    `rate_race_hisp` double DEFAULT NULL,
-    `rate_race_asian` double DEFAULT NULL,
-    `rate_race_natamer` double DEFAULT NULL,
-    `rate_sex_male` double DEFAULT NULL,
-    `rate_sex_female` double DEFAULT NULL,
-    `rate_flu_a` double DEFAULT NULL,
-    `rate_flu_b` double DEFAULT NULL
-);