diff --git a/processing/src/main/java/org/apache/druid/query/expression/TimestampFormatExprMacro.java b/processing/src/main/java/org/apache/druid/query/expression/TimestampFormatExprMacro.java
index f82b8b83f71f..3f222bfd39c1 100644
--- a/processing/src/main/java/org/apache/druid/query/expression/TimestampFormatExprMacro.java
+++ b/processing/src/main/java/org/apache/druid/query/expression/TimestampFormatExprMacro.java
@@ -65,7 +65,7 @@ public Expr apply(final List<Expr> args)
     }
 
     final DateTimeFormatter formatter = formatString == null
-                                        ? ISODateTimeFormat.dateTime()
+                                        ? ISODateTimeFormat.dateTime().withZone(timeZone)
                                         : DateTimeFormat.forPattern(formatString).withZone(timeZone);
 
     class TimestampFormatExpr extends ExprMacroTable.BaseScalarUnivariateMacroFunctionExpr