diff --git a/Modules/Wrappers/ApplicationEngine/src/otbWrapperApplication.cxx b/Modules/Wrappers/ApplicationEngine/src/otbWrapperApplication.cxx
index a8a6d3ff59741ba3ce57cfc909f7c0ef70458ac1..53c03c06a35c22f4f85f958a3b4dcbbd191180dc 100644
--- a/Modules/Wrappers/ApplicationEngine/src/otbWrapperApplication.cxx
+++ b/Modules/Wrappers/ApplicationEngine/src/otbWrapperApplication.cxx
@@ -438,7 +438,7 @@ int Application::ExecuteAndWriteOutput()
             std::string checkReturn = outputParam->CheckFileName(true);
             if (!checkReturn.empty())
               {
-              otbAppLogWARNING("Check filename : "<<checkReturn);
+              otbAppLogWARNING("Check filename: "<<checkReturn);
               }
             if (useRAM)
               {
diff --git a/Modules/Wrappers/CommandLine/src/otbWrapperCommandLineLauncher.cxx b/Modules/Wrappers/CommandLine/src/otbWrapperCommandLineLauncher.cxx
index fa1ec136364a1f802ef7c814a21716c09c023632..6b4b7f24aa30567a54c344cae553a520652be6cb 100644
--- a/Modules/Wrappers/CommandLine/src/otbWrapperCommandLineLauncher.cxx
+++ b/Modules/Wrappers/CommandLine/src/otbWrapperCommandLineLauncher.cxx
@@ -104,13 +104,13 @@ bool CommandLineLauncher::Load()
 
   if (this->CheckParametersPrefix() == false)
     {
-    std::cerr << "ERROR: Parameter keys have to set using \"-\", not \"--\"." << std::endl;
+    std::cerr << "ERROR: Parameters are set using \"-\", not \"--\"." << std::endl;
     return false;
     }
 
   if (this->CheckUnicity() == false)
     {
-    std::cerr << "ERROR: At least one key is not unique in the expression." << std::endl;
+    std::cerr << "ERROR: At least one parameter is not unique in the expression." << std::endl;
     return false;
     }