diff --git a/source/libs/parser/src/parAstCreater.c b/source/libs/parser/src/parAstCreater.c
index d19c203ffe..aa526dd440 100644
--- a/source/libs/parser/src/parAstCreater.c
+++ b/source/libs/parser/src/parAstCreater.c
@@ -819,6 +819,10 @@ SNode* createDefaultDatabaseOptions(SAstCreateContext* pCxt) {
   pOptions->numOfVgroups = TSDB_DEFAULT_VN_PER_DB;
   pOptions->singleStable = TSDB_DEFAULT_DB_SINGLE_STABLE;
   pOptions->schemaless = TSDB_DEFAULT_DB_SCHEMALESS;
+  pOptions->walRetentionPeriod = TSDB_DEFAULT_DB_WAL_RETENTION_PERIOD;
+  pOptions->walRetentionSize = TSDB_DEFAULT_DB_WAL_RETENTION_SIZE;
+  pOptions->walRollPeriod = TSDB_DEFAULT_DB_WAL_ROLL_PERIOD;
+  pOptions->walSegmentSize = TSDB_DEFAULT_DB_WAL_SEGMENT_SIZE;
   return (SNode*)pOptions;
 }
 
@@ -846,6 +850,10 @@ SNode* createAlterDatabaseOptions(SAstCreateContext* pCxt) {
   pOptions->numOfVgroups = -1;
   pOptions->singleStable = -1;
   pOptions->schemaless = -1;
+  pOptions->walRetentionPeriod = -1;
+  pOptions->walRetentionSize = -1;
+  pOptions->walRollPeriod = -1;
+  pOptions->walSegmentSize = -1;
   return (SNode*)pOptions;
 }
 
diff --git a/tests/script/tsim/db/alter_option.sim b/tests/script/tsim/db/alter_option.sim
index 7df1f02713..00baa9b3f6 100644
--- a/tests/script/tsim/db/alter_option.sim
+++ b/tests/script/tsim/db/alter_option.sim
@@ -111,16 +111,16 @@ endi
 if $data21_db != 1000 then  # wal_level fsyncperiod
   return -1
 endi
-if $data22_db != 0 then  # 
+if $data22_db != 172800 then  # wal_retention_period
   return -1
 endi
-if $data23_db != 0 then  # 
+if $data23_db != -1 then  # wal_retention_size
   return -1
 endi
-if $data24_db != 0 then  # 
+if $data24_db != 86400 then  # wal_roll_period
   return -1
 endi
-if $data25_db != 0 then  # 
+if $data25_db != 0 then  # wal_segment_size
   return -1
 endi