diff --git a/ormpp/mysql.hpp b/ormpp/mysql.hpp
index a501577..482d145 100644
--- a/ormpp/mysql.hpp
+++ b/ormpp/mysql.hpp
@@ -972,7 +972,7 @@ class mysql {
 
     int count = (int)mysql_stmt_affected_rows(stmt_);
     if (count == 0) {
-      return INT_MIN;
+      return type == OptType::update ? count : INT_MIN;
     }
 
     return count;
diff --git a/ormpp/sqlite.hpp b/ormpp/sqlite.hpp
index fb29b0d..02f27ab 100644
--- a/ormpp/sqlite.hpp
+++ b/ormpp/sqlite.hpp
@@ -535,7 +535,7 @@ class sqlite {
 
     int count = sqlite3_changes(handle_);
     if (count == 0) {
-      return INT_MIN;
+      return type == OptType::update ? count : INT_MIN;
     }
 
     return 1;