diff --git a/ext/pdo_firebird/firebird_statement.c b/ext/pdo_firebird/firebird_statement.c
index d2b0a720b62fe..04a911c0c76c5 100644
--- a/ext/pdo_firebird/firebird_statement.c
+++ b/ext/pdo_firebird/firebird_statement.c
@@ -382,6 +382,8 @@ static int firebird_stmt_get_col(
 				case SQL_INT64:
 					n = *(ISC_INT64*)var->sqldata;
 					break;
+				case SQL_DOUBLE:
+					break;
 				EMPTY_SWITCH_DEFAULT_CASE()
 			}