diff --git a/be/src/vec/aggregate_functions/aggregate_function_binary.h b/be/src/vec/aggregate_functions/aggregate_function_binary.h
index ca06cc1bb8..a5b6e2b1e0 100644
--- a/be/src/vec/aggregate_functions/aggregate_function_binary.h
+++ b/be/src/vec/aggregate_functions/aggregate_function_binary.h
@@ -41,8 +41,7 @@ template <typename T1, typename T2, template <typename> typename Moments>
 struct StatFunc {
     using Type1 = T1;
     using Type2 = T2;
-    using ResultType = std::conditional_t<std::is_same_v<T1, T2> && std::is_same_v<T1, Float32>,
-                                          Float32, Float64>;
+    using ResultType = Float64;
     using Data = Moments<ResultType>;
 };
 
diff --git a/regression-test/data/nereids_function_p0/agg_function/test_corr.out b/regression-test/data/nereids_function_p0/agg_function/test_corr.out
index 4fc9a9d4ba..c694f95ebe 100644
--- a/regression-test/data/nereids_function_p0/agg_function/test_corr.out
+++ b/regression-test/data/nereids_function_p0/agg_function/test_corr.out
@@ -11,3 +11,6 @@
 -- !sql --
 0.8944271909999159
 
+-- !sql --
+0.8944271909999159
+
diff --git a/regression-test/suites/nereids_function_p0/agg_function/test_corr.groovy b/regression-test/suites/nereids_function_p0/agg_function/test_corr.groovy
index 15f27f8427..09ed98fab0 100644
--- a/regression-test/suites/nereids_function_p0/agg_function/test_corr.groovy
+++ b/regression-test/suites/nereids_function_p0/agg_function/test_corr.groovy
@@ -80,6 +80,7 @@ suite("test_corr") {
     (5, 5, 10)
     """
     qt_sql "select corr(x,y) from test_corr"
-    
+
+    qt_sql "select corr(cast(x as float),cast(y as float)) from test_corr"
     sql """ DROP TABLE IF EXISTS test_corr """
 }