diff --git a/fine-hibernate/src/main/java/com/fr/third/org/hibernate/tool/schema/extract/internal/InformationExtractorJdbcDatabaseMetaDataImpl.java b/fine-hibernate/src/main/java/com/fr/third/org/hibernate/tool/schema/extract/internal/InformationExtractorJdbcDatabaseMetaDataImpl.java
index 13c03a1ef..8a87089a2 100644
--- a/fine-hibernate/src/main/java/com/fr/third/org/hibernate/tool/schema/extract/internal/InformationExtractorJdbcDatabaseMetaDataImpl.java
+++ b/fine-hibernate/src/main/java/com/fr/third/org/hibernate/tool/schema/extract/internal/InformationExtractorJdbcDatabaseMetaDataImpl.java
@@ -650,11 +650,15 @@ public class InformationExtractorJdbcDatabaseMetaDataImpl implements Information
 
 					final int columnPosition = resultSet.getInt( "KEY_SEQ" );
 
+					final int index = columnPosition - 1;
+					// Fill up the array list with nulls up to the desired index, because some JDBC drivers don't return results ordered by column position
+					while ( pkColumns.size() <= index ) {
+						pkColumns.add( null );
+					}
 					final Identifier columnIdentifier = DatabaseIdentifier.toIdentifier(
 							resultSet.getString( "COLUMN_NAME" )
 					);
-					final ColumnInformation column = tableInformation.getColumn( columnIdentifier );
-					pkColumns.add( columnPosition-1, column );
+					pkColumns.set( index, tableInformation.getColumn( columnIdentifier ) );
 				}
 			}
 			finally {