diff --git a/regression-test/data/schema_change_p0/decimalv3/test_agg_keys_schema_change_decimalv3.out b/regression-test/data/schema_change_p0/decimalv3/test_agg_keys_schema_change_decimalv3.out
index 1b9f52fd5ea3bb..fc5d8e286ce89b 100644
--- a/regression-test/data/schema_change_p0/decimalv3/test_agg_keys_schema_change_decimalv3.out
+++ b/regression-test/data/schema_change_p0/decimalv3/test_agg_keys_schema_change_decimalv3.out
@@ -18,7 +18,7 @@
 0.11111111111111111111111111111111100000	11111111111111111111111111111.1100000000	0.11111111111111111111111111111111100000	11111111111111111111111111111.110
 
 -- !sql --
-0.11111111111111111111111111111111100000	9223372036854775.807	0.11111111111111111111111111111111100000	11111111111111111111111111111.110
+0.11111111111111111111111111111111100000	-999999999999999.999	0.11111111111111111111111111111111100000	11111111111111111111111111111.110
 
 -- !sql --
 0.11111111111111111111111111111111100000	-9223.372036854775808	0.11111111111111111111111111111111100000	11111111111111111111111111111.110
diff --git a/regression-test/framework/src/main/groovy/org/apache/doris/regression/util/OutputUtils.groovy b/regression-test/framework/src/main/groovy/org/apache/doris/regression/util/OutputUtils.groovy
index 757a4a593f8cc2..b140673e7a762e 100644
--- a/regression-test/framework/src/main/groovy/org/apache/doris/regression/util/OutputUtils.groovy
+++ b/regression-test/framework/src/main/groovy/org/apache/doris/regression/util/OutputUtils.groovy
@@ -76,7 +76,7 @@ class OutputUtils {
                 double expectDouble = Double.parseDouble(expectCell)
                 double realDouble = Double.parseDouble(realCell)
 
-                double realRelativeError = Math.abs(expectDouble - realDouble) / realDouble
+                double realRelativeError = Math.abs(expectDouble - realDouble) / Math.abs(realDouble)
                 double expectRelativeError = 1e-8
 
                 if (expectRelativeError < realRelativeError) {