diff --git a/files/qa-databases.conf b/files/qa-databases.conf
index 6285d6fd..c346550f 100644
--- a/files/qa-databases.conf
+++ b/files/qa-databases.conf
@@ -42,3 +42,16 @@ tmp_core_4864_alias = $(dir_sampleDb)/qa/tmp_core_4864.fdb
 {
     SecurityDatabase = tmp_core_4864_alias
 }
+
+
+# Test issue: https://github.com/FirebirdSQL/firebird/issues/6293
+# ex. core-6043
+tmp_core_6043_gtt_0_alias = $(dir_sampleDb)/qa/tmp_core_6043_gtt_0.fdb
+{
+    ClearGTTAtRetaining = 0
+}
+tmp_core_6043_gtt_1_alias = $(dir_sampleDb)/qa/tmp_core_6043_gtt_1.fdb
+{
+    ClearGTTAtRetaining = 1
+}
+