diff --git a/examples/test4.cpp b/examples/test4.cpp
index 84ae6b9..d23391c 100644
--- a/examples/test4.cpp
+++ b/examples/test4.cpp
@@ -36,7 +36,7 @@ void parseOptions(int argc, char** argv)
 	//
 
 	SwitchArg btest("B","sB", "exist Test B", false);
-	SwitchArg atest("A","sA", "exist Test B", false);
+	SwitchArg atest("A","sA", "exist Test A", false);
 
 	ValueArg<string> stest("s", "Bs", "string test", true, "homer", 
 					       "string");
diff --git a/examples/test7.cpp b/examples/test7.cpp
index 89e788f..f47b247 100644
--- a/examples/test7.cpp
+++ b/examples/test7.cpp
@@ -48,11 +48,11 @@ int main(int argc, char** argv)
 		"Scoring Matrix name", false,"BLOSUM50","name string");
 	cmd.add( scoringMatrixName );
 	
-	ValueArg<string> seq1Filename ("f","filename1",
+	ValueArg<string> seq1Filename ("x","filename1",
 		"Sequence 1 filename (FASTA format)", false,"","filename");
 	cmd.add( seq1Filename );
 
-	ValueArg<string> seq2Filename ("F","filename2",
+	ValueArg<string> seq2Filename ("z","filename2",
 		"Sequence 2 filename (FASTA format)", false,"","filename");
 	cmd.add( seq2Filename );
 
diff --git a/tests/test38.out b/tests/test38.out
index 3f14859..0249fe1 100644
--- a/tests/test38.out
+++ b/tests/test38.out
@@ -2,8 +2,8 @@ PARSE ERROR: Argument: -n (--name)
              Couldn't find 'mike' in allowed list.
 
 Brief USAGE: 
-   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-F
-                      <filename>] [-f <filename>] [-s <name string>] [-d]
+   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-z
+                      <filename>] [-x <filename>] [-s <name string>] [-d]
                       [-g <negative int>] [-f <negative int>] -n <homer
                       |marge|bart|lisa|maggie> ...  [--] [-v] [-h] <1|2|3>
                       ...
diff --git a/tests/test39.out b/tests/test39.out
index c2e9c56..8ed4443 100644
--- a/tests/test39.out
+++ b/tests/test39.out
@@ -2,8 +2,8 @@ PARSE ERROR: Argument: (--times)
              Couldn't find '6' in allowed list.
 
 Brief USAGE: 
-   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-F
-                      <filename>] [-f <filename>] [-s <name string>] [-d]
+   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-z
+                      <filename>] [-x <filename>] [-s <name string>] [-d]
                       [-g <negative int>] [-f <negative int>] -n <homer
                       |marge|bart|lisa|maggie> ...  [--] [-v] [-h] <1|2|3>
                       ...
diff --git a/tests/test43.out b/tests/test43.out
index 25ad3f3..a3fcaba 100644
--- a/tests/test43.out
+++ b/tests/test43.out
@@ -7,7 +7,7 @@ USAGE:
 Where: 
 
    -A,  --sA
-     exist Test B
+     exist Test A
 
    -B,  --sB
      exist Test B
diff --git a/tests/test46.out b/tests/test46.out
index 9ed6756..f371d74 100644
--- a/tests/test46.out
+++ b/tests/test46.out
@@ -1,8 +1,8 @@
 
 USAGE: 
 
-   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-F
-                      <filename>] [-f <filename>] [-s <name string>] [-d]
+   ../examples/test7  [-l <int>] [-u <float lte 1>] [-b <float lte 1>] [-z
+                      <filename>] [-x <filename>] [-s <name string>] [-d]
                       [-g <negative int>] [-f <negative int>] -n <homer
                       |marge|bart|lisa|maggie> ...  [--] [-v] [-h] <1|2|3>
                       ...
@@ -19,10 +19,10 @@ Where:
    -b <float lte 1>,  --lowerBound <float lte 1>
      (value required)  lower percentage bound
 
-   -F <filename>,  --filename2 <filename>
+   -z <filename>,  --filename2 <filename>
      (value required)  Sequence 2 filename (FASTA format)
 
-   -f <filename>,  --filename1 <filename>
+   -x <filename>,  --filename1 <filename>
      (value required)  Sequence 1 filename (FASTA format)
 
    -s <name string>,  --scoringMatrix <name string>