diff --git a/products/sarldoc/src/main/java/io/sarl/sarldoc/modules/configs/SarldocConfigModule.java b/products/sarldoc/src/main/java/io/sarl/sarldoc/modules/configs/SarldocConfigModule.java
index e63a5c5c23..a93d57ee74 100644
--- a/products/sarldoc/src/main/java/io/sarl/sarldoc/modules/configs/SarldocConfigModule.java
+++ b/products/sarldoc/src/main/java/io/sarl/sarldoc/modules/configs/SarldocConfigModule.java
@@ -22,6 +22,7 @@
 package io.sarl.sarldoc.modules.configs;
 
 import static io.bootique.BQCoreModule.extend;
+import static io.sarl.sarldoc.configs.SarldocConfig.DOC_OUTPUT_DIRECTORY_FILE;
 import static io.sarl.sarldoc.configs.SarldocConfig.DOC_OUTPUT_DIRECTORY_NAME;
 import static io.sarl.sarldoc.configs.SarldocConfig.ENABLE_AUTHOR_TAG_NAME;
 import static io.sarl.sarldoc.configs.SarldocConfig.ENABLE_DEPRECATED_TAG_NAME;
@@ -91,7 +92,7 @@ protected void configure() {
 		VariableDecls.extend(binder()).declareVar(DOC_OUTPUT_DIRECTORY_NAME);
 		extend(binder()).addOption(OptionMetadata.builder(
 				Constants.DOCUMENTATION_OUTPUT_DIRECTORY_OPTION,
-				Messages.SarldocConfigModule_1)
+				MessageFormat.format(Messages.SarldocConfigModule_1, DOC_OUTPUT_DIRECTORY_FILE))
 				.valueRequired(Messages.SarldocConfigModule_4)
 				.build())
 			.mapConfigPath(Constants.DOCUMENTATION_OUTPUT_DIRECTORY_OPTION, DOC_OUTPUT_DIRECTORY_NAME);
diff --git a/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/configs/messages.properties b/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/configs/messages.properties
index 2bb1228bb6..932b507cde 100644
--- a/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/configs/messages.properties
+++ b/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/configs/messages.properties
@@ -1,7 +1,7 @@
 SarldocConfigModule_0 = Specify the path to the executable of Javadoc. If it is not specified, the value will be inferred \
 	from the current installation of the Java environment.
 SarldocConfigModule_1 = Specify the output folder into which the generated HTML documentation will be copied. If it is not \
-	specified, the default sarldoc folder is used.
+	specified, the default folder is : {0}.
 SarldocConfigModule_2 = Specify the title of the documentation.
 SarldocConfigModule_3 = file
 SarldocConfigModule_4 = directory
diff --git a/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/internal/messages.properties b/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/internal/messages.properties
index 460fb7769b..8543d70344 100644
--- a/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/internal/messages.properties
+++ b/products/sarldoc/src/main/resources/io/sarl/sarldoc/modules/internal/messages.properties
@@ -5,9 +5,9 @@ SarldocApplicationModule_2 = Sarldoc is a documentation generator for the SARL l
 	format from SARL source code. The HTML format is used for adding the convenience of being able to hyperlink related documents \
 	together.\nTo pass source code to sarldoc, you have to provide the names of the folders in which the \
 	SARL code files are located.\nSource code file names must have .sarl suffixes, Java class file names must have .class \
-	suffixes.\nBy default, the SARL compiler puts each Java source file in the directory {0}. You can specify a separate destination \
+	suffixes.\nBy default, the SARL compiler puts each Java source file in the directory {0}. You can specify a different destination \
 	directory with the {1} option.\nBy default, the SARL compiler puts each Java class file in the directory {2}. You can specify \
-	a separate destination directory with the {3} option.\nBy default, the generated HTML pages in the directory {4}. You can specify \
-	a separate destination directory with the {5} option.
+	a different destination directory with the {3} option.\nBy default, the generated HTML pages in the directory {4}. You can specify \
+	a different destination directory with the {5} option.
 SarldocApplicationModuleProvider_0 = The name and description of the application.
 SarldocDynamicClassLoaderModuleProvider_0 = The dynamic class loader for sarldoc.
\ No newline at end of file