diff --git a/README.md b/README.md
index 28ea0d5..9f89906 100644
--- a/README.md
+++ b/README.md
@@ -111,6 +111,6 @@ Version 2.7.0:
 - New utils function: trim, getSystemLoad, getSystemLoad100
 - Print the elapsed time
 
-Version 2.7.1:
+Version 2.7.2:
 - Some fixes in category handling
 
diff --git a/bin/case.sh b/bin/case.sh
index ff52cf2..bdc32e0 100755
--- a/bin/case.sh
+++ b/bin/case.sh
@@ -67,7 +67,7 @@ declare -i executedTestFinSteps=0
 declare TTTT_failureOccurred=''
 declare TTTT_skipthis=""
 eval "$TTXX_runCategoryPatternArray"
-declare -a TTTT_categoryArray=()
+declare -a TTTT_categoryArray=( 'default' )
 
 #test finalization function
 function caseFinalization {
diff --git a/bin/man.sh b/bin/man.sh
index 8332c1a..00a563c 100644
--- a/bin/man.sh
+++ b/bin/man.sh
@@ -369,14 +369,15 @@ function manpage () {
 
 	Alternatively the existence of an file SKIP in the Test Case/Suite directory inhibits the execution of all variants of the Case/Suite.
 	
-	The function 'setCategory' defines the categories of a Test Case or Test Suite. The categories are checked before the Case- or Suite- preparation
-	is executed.
+	The function 'setCategory' defines the categories of a Test Case or Test Suite. If the function 'setCategory' is not called during
+	Case or Suite initialization, the artifact has the default category 'default'. If the function 'setCategory' is called with an empty 
+	parameter list, all catagories are cleaned. The categories are checked before the Case- or Suite- preparation is executed.
 	The run-categories of the a test run can be defined with command line parameter -c|--category VALUE. The run-categories 
 	are considered to be patterns.
 	If one of the run-category pattern matches any of the categories of the artifact, the Case/Suite is executed. Otherwise it is skipped.
-	A test Cases or Suites without a defined categorie are always executed independently from the run-categories.
+	A test Case or Suite without a defined categorie is always executed independently from the run-categories.
 	If no run-category pattern is entered, all Cases and Suite are executed, regardless of the defined categories.
-	
+	If the run-caegory 'default' is specified, all Cases and Suites are executed that have no explicit category set.
 
 
 	## Sequence Control
diff --git a/bin/suite.sh b/bin/suite.sh
index 6c3ee17..3ccda52 100755
--- a/bin/suite.sh
+++ b/bin/suite.sh
@@ -108,7 +108,7 @@ eval "$TTXX_runCategoryPatternArray"
 declare -rx TTRO_suite="${suitesName[$TTRO_suiteIndex]}"
 declare -rx TTRO_inputDirSuite="${suitesPath[$TTRO_suiteIndex]}"
 declare TTTT_skipthis=''
-declare -a TTTT_categoryArray=()
+declare -a TTTT_categoryArray=( 'default' )
 
 declare -a cases=() # case pathes
 declare -a casesNames=() # the short path
diff --git a/bin/version.sh b/bin/version.sh
index df1fcc9..832bbcf 100644
--- a/bin/version.sh
+++ b/bin/version.sh
@@ -1 +1 @@
-declare -xr TTRO_version="2.7.2__dev__"
+declare -xr TTRO_version="2.7.2"
diff --git a/samples/Categories/Suite1/CaseWithCat/TestCase.sh b/samples/Categories/Suite1/CaseWithCat/TestCase.sh
index 0d49da9..4d98fea 100644
--- a/samples/Categories/Suite1/CaseWithCat/TestCase.sh
+++ b/samples/Categories/Suite1/CaseWithCat/TestCase.sh
@@ -1,4 +1,4 @@
-#--variantCount=5
+#--variantCount=6
 
 #prepare the case categories
 case "$TTRO_variantCase" in
diff --git a/samples/Categories/Suite1/TestSuite.sh b/samples/Categories/Suite1/TestSuite.sh
index e69de29..d99dbea 100644
--- a/samples/Categories/Suite1/TestSuite.sh
+++ b/samples/Categories/Suite1/TestSuite.sh
@@ -0,0 +1 @@
+setCategory
\ No newline at end of file