diff --git a/route_sql/new_basket.sql b/route_sql/new_basket.sql
index 94bb824..1ed7f36 100644
--- a/route_sql/new_basket.sql
+++ b/route_sql/new_basket.sql
@@ -332,7 +332,7 @@ SELECT
     ,'replace_version' "version"
     ,'replace_source'||' volume'  iter
     ,log.id
-    ,log.doc->>'message' "comment"
+    ,COALESCE(log.doc->>'message','') "comment"
     ,log.doc->>'type' module
 FROM
     basemix b
diff --git a/route_sql/scale_pd.sql b/route_sql/scale_pd.sql
index 442020e..1638e70 100644
--- a/route_sql/scale_pd.sql
+++ b/route_sql/scale_pd.sql
@@ -167,7 +167,7 @@ target AS (select target_increment incr)
         ,'replace_version' "version"
         ,'replace_source'||' price'  iter
         ,log.id
-        ,log.doc->>'message' "comment"
+        ,COALESCE(log.doc->>'message','') "comment"
         ,log.doc->>'type' module
     FROM
         basemix b
diff --git a/route_sql/scale_vd.sql b/route_sql/scale_vd.sql
index db88757..9d09f1a 100644
--- a/route_sql/scale_vd.sql
+++ b/route_sql/scale_vd.sql
@@ -196,7 +196,7 @@ target AS (select incr_qty qincr)
         ,'replace_version' "version"
         ,'replace_source'||' volume'  iter
         ,log.id
-        ,log.doc->>'message' "comment"
+        ,COALESCE(log.doc->>'message','') "comment"
         ,log.doc->>'type' module
 FROM
     basemix b
diff --git a/route_sql/scale_vupd.sql b/route_sql/scale_vupd.sql
index 9641bab..cdfdd7a 100644
--- a/route_sql/scale_vupd.sql
+++ b/route_sql/scale_vupd.sql
@@ -195,7 +195,7 @@ target AS (select target_vol vincr, target_prc pincr)
         ,'replace_version' "version"
         ,'replace_source'||' volume'  iter
         ,log.id
-        ,log.doc->>'message' "comment"
+        ,COALESCE(log.doc->>'message','') "comment"
         ,log.doc->>'type' module
 FROM
     basemix b
@@ -274,7 +274,7 @@ FROM
         ,'replace_version' "version"
         ,'replace_source'||' price'  iter
         ,log.id
-        ,log.doc->>'message' "comment"
+        ,COALESCE(log.doc->>'message','') "comment"
         ,log.doc->>'type' module
     FROM
         volume b