diff --git a/tests/run-regressionTest.sh b/tests/run-regressionTest.sh
index 88ff10fe8..6203c8533 100755
--- a/tests/run-regressionTest.sh
+++ b/tests/run-regressionTest.sh
@@ -33,20 +33,26 @@ then
   ${COMPARE_ECL_COMMAND} -a -t SMRY ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
 fi
 
+ignore_extra_kw=""
+if grep -q "ignore_extra" <<< $ghprbCommentBody
+then
+    ignore_extra_kw="-x"
+fi
+
 echo "=== Executing comparison for restart file ==="
-${COMPARE_ECL_COMMAND}  ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
+${COMPARE_ECL_COMMAND}  ${ignore_extra_kw} ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
 if [ $? -ne 0 ]
 then
   ecode=1
-  ${COMPARE_ECL_COMMAND} -a ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
+  ${COMPARE_ECL_COMMAND} ${ignore_extra_kw} -a ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
 fi
 
 echo "=== Executing comparison for init file ==="
-${COMPARE_ECL_COMMAND} -t INIT ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
+${COMPARE_ECL_COMMAND} ${ignore_extra_kw} -t INIT ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
 if [ $? -ne 0 ]
 then
   ecode=1
-  ${COMPARE_ECL_COMMAND} -a -t INIT ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
+  ${COMPARE_ECL_COMMAND} ${ignore_extra_kw} -a -t INIT ${RESULT_PATH}/${FILENAME} ${INPUT_DATA_PATH}/opm-simulation-reference/${EXE_NAME}/${FILENAME} ${ABS_TOL} ${REL_TOL}
 fi
 
 exit $ecode