diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
index a050156518c2..39499bce240d 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
@@ -2707,7 +2707,7 @@ object SQLConf {
       "standard directly, but their behaviors align with ANSI SQL's style")
     .version("3.0.0")
     .booleanConf
-    .createWithDefault(false)
+    .createWithDefault(true)
 
   val ENFORCE_RESERVED_KEYWORDS = buildConf("spark.sql.ansi.enforceReservedKeywords")
     .doc(s"When true and '${ANSI_ENABLED.key}' is true, the Spark SQL parser enforces the ANSI " +