diff --git a/ApplicationCode/Application/RIApplication.cpp b/ApplicationCode/Application/RIApplication.cpp
index c50a507f47..bbb5e990d8 100644
--- a/ApplicationCode/Application/RIApplication.cpp
+++ b/ApplicationCode/Application/RIApplication.cpp
@@ -742,7 +742,7 @@ bool RIApplication::parseArguments()
         "-savesnapshots           Save snapshot of all views to 'snapshots' folder in project file folder\n"
         "                         Application closes after snapshots are written to file\n"
         "\n"
-        "-regressiontest <folder> Run a regression test on all sub-folders of the given folder: \n"
+        "-regressiontest <folder> Run a regression test on all sub-folders starting with \"TestCase\" of the given folder: \n"
         "                         RegressionTest.rip files in the sub-folders will be opened and \n"
         "                         snapshots of all the views is written to the sub-sub-folder RegTestGeneratedImages. \n"
         "                         Then difference images is generated in the sub-sub-folder RegTestDiffImages based \n"
@@ -750,7 +750,7 @@ bool RIApplication::parseArguments()
         "                         The results are presented in ResInsightRegressionTestReport.html that is\n"
         "                         written in the given folder.\n"
         "\n"
-        "-updateregressiontestbase <folder> For all sub-folders of the given folder: \n"
+        "-updateregressiontestbase <folder> For all sub-folders starting with \"TestCase\" of the given folder: \n"
         "                         Copy the images in the sub-sub-folder RegTestGeneratedImages to the sub-sub-folder\n" 
         "                         RegTestBaseImages after deleting RegTestBaseImages completely.\n"
         "\n"