diff --git a/cmake/DD4hepBuild.cmake b/cmake/DD4hepBuild.cmake
index c893ca3dd0d6831d46b460365dd6c9ff3277738f..c20c62d7bd1120df3222b7f798a4f65aa7939517 100644
--- a/cmake/DD4hepBuild.cmake
+++ b/cmake/DD4hepBuild.cmake
@@ -1392,7 +1392,7 @@ endmacro( dd4hep_configure_scripts )
 #
 #---------------------------------------------------------------------------------------------------
 function ( dd4hep_add_test_reg test_name )
-  cmake_parse_arguments(ARG "BUILD_EXEC" "OUTPUT" "COMMAND;EXEC_ARGS;REGEX_PASS;REGEX_PASSED;REGEX_FAIL;REGEX_FAILED;REQUIRES" ${ARGN} )
+  cmake_parse_arguments(ARG "BUILD_EXEC" "OUTPUT" "COMMAND;DEPENDS;EXEC_ARGS;REGEX_PASS;REGEX_PASSED;REGEX_FAIL;REGEX_FAILED;REQUIRES" ${ARGN} )
   set ( missing )
   set ( use_test 1 )
 
@@ -1444,6 +1444,10 @@ function ( dd4hep_add_test_reg test_name )
     if ( NOT "${failed}" STREQUAL "" )
       set_tests_properties( t_${test_name} PROPERTIES FAIL_REGULAR_EXPRESSION "${failed}" )
     endif()
+    # Set test dependencies if present
+    foreach ( _dep ${ARG_DEPENDS} )
+      set_tests_properties( t_${test_name} PROPERTIES DEPENDS t_${_dep} )
+    endforeach()
   endif()
 endfunction()
 
diff --git a/examples/DDDB/CMakeLists.txt b/examples/DDDB/CMakeLists.txt
index 99879b78c20b92f7027fdd96c8ff820a567c26bd..f027cada6c96d268b863ca4f617f0ebf3966f6dd 100644
--- a/examples/DDDB/CMakeLists.txt
+++ b/examples/DDDB/CMakeLists.txt
@@ -48,6 +48,7 @@ if (DD4HEP_USE_XERCESC)
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_DDDB.sh"
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ Converted    12852 placements"
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -57,6 +58,7 @@ if (DD4HEP_USE_XERCESC)
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_DDDB.sh"
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ Converted     9353 conditions" 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -65,8 +67,8 @@ if (DD4HEP_USE_XERCESC)
   dd4hep_add_test_reg( DDDB_conditions_dump_simple_LONGTEST
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_DDDB.sh"
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
-    -config DD4hep_ConditionsManagerInstaller
-    -exec DDDB_ConditionsSummary
+    -config DD4hep_ConditionsManagerInstaller -exec DDDB_ConditionsSummary
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB Total Number of parameters:    13650  " 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -77,6 +79,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller  -end-plugin
     -plugin   DDDB_DetectorDump -print DEBUG   -end-plugin
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Number of DetElements in the geometry:     6261" 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -87,6 +90,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DetectorVolumeDump -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Number of DetElement placements:           6253" 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -97,6 +101,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DetectorConditionKeysDump -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Number of DetElement condition keys:       9043"
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -107,6 +112,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DetectorConditionDump -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDBConditions Total Number of parameters:   346312 "
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -117,6 +123,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DetectorAlignmentDump -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Number of attached alignments:             5408"
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -127,6 +134,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DetElementConditionDump -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Total number of DetElement parameters:    13144"
   )
   #
@@ -136,6 +144,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DerivedCondTest -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Total Number of callbacks:    16215"
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -146,6 +155,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_DerivedAlignmentsTest -print DEBUG -turns 1 -access 3
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: AlignmentManager:    9352 conditions \\(S:0,L:9352,C:0,M:0\\) alignments: \\(A:6200,M:0\\) for IOV:epoch\\(0\\)" 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -156,6 +166,7 @@ if (DD4HEP_USE_XERCESC)
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/run_dddb.sh
     -config DD4hep_ConditionsManagerInstaller
     -plugin DDDB_AlignmentsAccessTest -print DEBUG
+    DEPENDS    DDDB_extract_LONGTEST
     REGEX_PASS "\\+ DDDB: Accessed 5405 alignments from 5405 DetElement objects" 
     REGEX_FAIL "EXCEPTION;Exception"
   )
@@ -164,6 +175,20 @@ if (DD4HEP_USE_XERCESC)
   dd4hep_add_test_reg( DDDB_clean_LONGTEST
     COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_DDDB.sh"
     EXEC_ARGS  ${CMAKE_INSTALL_PREFIX}/bin/extract_dddb.sh -clean
+    DEPENDS    DDDB_extract_LONGTEST
+    DDDB_alignment_access_LONGTEST
+    DDDB_alignment_derived_LONGTEST
+    DDDB_derived_conditions_LONGTEST
+    DDDB_detelement_conditions_dump_LONGTEST
+    DDDB_det_catalog_align_LONGTEST
+    DDDB_det_catalog_data_LONGTEST
+    DDDB_det_conditions_keys_LONGTEST
+    DDDB_det_volumes_LONGTEST
+    DDDB_det_elements_LONGTEST
+    DDDB_conditions_dump_simple_LONGTEST
+    DDDB_conditions_LONGTEST
+    DDDB_load_LONGTEST
+    DDDB_extract_LONGTEST
     REGEX_PASS "DDDB Database successfully removed" )
 
 endif()
diff --git a/examples/Persistency/CMakeLists.txt b/examples/Persistency/CMakeLists.txt
index 8ed335005f02f359f31ac33d7ced28551a020907..eccb0ed23eaa339fc8813acb4daace1135d69be2 100644
--- a/examples/Persistency/CMakeLists.txt
+++ b/examples/Persistency/CMakeLists.txt
@@ -37,6 +37,7 @@ dd4hep_add_test_reg( Persist_Conditions_Restore
   COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
   EXEC_ARGS  geoPluginRun
   -plugin DD4hep_PersistencyExample_read_cond -input Conditions.root
+  DEPENDS    Persist_Conditions_Save
   REGEX_PASS "\\+\\+\\+ Read successfully 14 conditions. Result=172"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -56,6 +57,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_LONGTEST
   COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ Successfully loaded detector description from file"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -66,6 +68,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_VolMgr1_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
   -plugin DD4hepCheckVolumeManager
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 10 VolumeManager contexts. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -77,6 +80,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_Nominal_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
   -plugin DD4hepCheckNominals
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 10 DetElements. Num.Errors: 0"
   )
 #
@@ -86,6 +90,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_Sensitives_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
   -plugin DD4hepCheckSensitives
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 10 SensitiveDetector objects. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -96,6 +101,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_Segmentations_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
   -plugin DD4hepCheckSegmentations
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 10 readout segmentations. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -106,6 +112,7 @@ dd4hep_add_test_reg( Persist_MiniTel_Restore_Readouts_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader MiniTel_geometry.root
   -plugin DD4hepCheckReadouts
+  DEPENDS    Persist_MiniTel_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 10 readout objects. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -125,6 +132,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_LONGTEST
   COMMAND    "${CMAKE_INSTALL_PREFIX}/bin/run_test_ClientTests.sh"
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ Successfully loaded detector description from file"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -135,6 +143,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_VolMgr1_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepCheckVolumeManager
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 29270 VolumeManager contexts. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -145,6 +154,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_VolMgr2_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepVolumeMgrTest SiTrackerBarrel
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED: Checked 81306 objects. Num.Errors:0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -156,6 +166,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_Nominal_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepCheckNominals
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ FAILED Checked 15946 DetElements. Num.Errors: 50"
   )
 #
@@ -165,6 +176,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_Sensitives_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepCheckSensitives
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 14 SensitiveDetector objects. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -175,6 +187,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_Segmentations_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepCheckSegmentations
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 9 readout segmentations. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )
@@ -185,6 +198,7 @@ dd4hep_add_test_reg( Persist_CLICSiD_Restore_Readouts_LONGTEST
   EXEC_ARGS  geoPluginRun -print WARNING
   -plugin DD4hepRootLoader CLICSiD_geometry.root
   -plugin DD4hepCheckReadouts
+  DEPENDS    Persist_CLICSiD_Save_LONGTEST
   REGEX_PASS "\\+\\+\\+ PASSED Checked 14 readout objects. Num.Errors: 0"
   REGEX_FAIL " ERROR ;EXCEPTION;Exception;FAILED"
   )