diff --git a/plugin/trino-tpch/src/main/java/io/trino/plugin/tpch/TpchMetadata.java b/plugin/trino-tpch/src/main/java/io/trino/plugin/tpch/TpchMetadata.java
index 3ddc4ccabafb..4d5beb86e60e 100644
--- a/plugin/trino-tpch/src/main/java/io/trino/plugin/tpch/TpchMetadata.java
+++ b/plugin/trino-tpch/src/main/java/io/trino/plugin/tpch/TpchMetadata.java
@@ -52,6 +52,7 @@
 import io.trino.spi.statistics.Estimate;
 import io.trino.spi.statistics.TableStatistics;
 import io.trino.spi.statistics.TableStatisticsMetadata;
+import io.trino.spi.type.DecimalType;
 import io.trino.spi.type.Type;
 import io.trino.spi.type.VarcharType;
 import io.trino.tpch.Distributions;
@@ -368,7 +369,7 @@ private static double toDouble(Object value, Type columnType)
             if (columnType.equals(BIGINT) || columnType.equals(INTEGER) || columnType.equals(DATE)) {
                 return ((Number) value).longValue();
             }
-            if (columnType.equals(DOUBLE)) {
+            if (columnType.equals(DOUBLE) || columnType instanceof DecimalType) {
                 return ((Number) value).doubleValue();
             }
         }