diff --git a/src/usr/local/bin/mediaconch_validation_wrapper.sh b/src/usr/local/bin/mediaconch_validation_wrapper.sh
index 933331af7b1f5e73e3b6cb2a43421ede86f5b3d8..785d39393e5ddb7d1a7716f920bf6dbaafcb950d 100755
--- a/src/usr/local/bin/mediaconch_validation_wrapper.sh
+++ b/src/usr/local/bin/mediaconch_validation_wrapper.sh
@@ -24,4 +24,4 @@ echo "${TOOL_OUTPUT}"
 # exit code
 #   0 -> valid media file
 #   1 -> invalid media file
-echo "${TOOL_OUTPUT}" | grep -m 1 "Outcome" | grep -v "fail" > /dev/null
+echo "${TOOL_OUTPUT}" | grep -m 1 "outcome=" | grep -v "outcome=\"fail\"" > /dev/null
diff --git a/src/usr/local/bin/validate_workflow.sh b/src/usr/local/bin/validate_workflow.sh
index 0ab26b1efebd24afa5260a1741619e4ddba80ae9..9c4314e201bd591ae13acbc55c00a590fb69d02c 100755
--- a/src/usr/local/bin/validate_workflow.sh
+++ b/src/usr/local/bin/validate_workflow.sh
@@ -131,8 +131,8 @@ validators[__forensdta_ewf_upcoming]="/usr/bin/ewfverify -v \"FILE\""
 validators[__forensdta_ewf__current]="/usr/bin/ewfverify -v \"FILE\""
 validators[_retromuenz_tif_upcoming]="/usr/bin/checkit_tiff_upcoming -mq /usr/share/checkit_tiff_upcoming/example_configs/cit_tiff_retrofotos_SLUB.cfg \"FILE\""
 validators[_retromuenz_tif__current]="/usr/bin/checkit_tiff_current -mq /usr/share/checkit_tiff_current/example_configs/cit_tiff_retrofotos_SLUB.cfg \"FILE\""
-validators[____retrovf_mkv__current]="/usr/local/bin/mediaconch_validation_wrapper.sh -ft -p /usr/local/etc/mediaconch/SLUB_mediaconch_policy_all.xml \"FILE\""
-validators[____retrovf_mkv_upcoming]="/usr/local/bin/mediaconch_validation_wrapper.sh -ft -p /usr/local/etc/mediaconch/SLUB_mediaconch_policy_all.xml \"FILE\""
+validators[____retrovf_mkv__current]="/usr/local/bin/mediaconch_validation_wrapper.sh -fx -p /usr/local/etc/mediaconch/SLUB_mediaconch_policy_all.xml \"FILE\""
+validators[____retrovf_mkv_upcoming]="/usr/local/bin/mediaconch_validation_wrapper.sh -fx -p /usr/local/etc/mediaconch/SLUB_mediaconch_policy_all.xml \"FILE\""
 
 
 set -o nounset                              # Treat unset variables as an error