diff --git a/components/config/definition.rst b/components/config/definition.rst
index b4b0dcd5c19..396328ef687 100644
--- a/components/config/definition.rst
+++ b/components/config/definition.rst
@@ -95,13 +95,13 @@ Node Type
 ~~~~~~~~~
 
 It is possible to validate the type of a provided value by using the appropriate
-node definition. Node type are available for:
+node definition. Node types are available for:
 
-* scalar
+* scalar (generic type that includes booleans, strings, integers, floats and ``null``)
 * boolean
 * integer (new in 2.2)
 * float (new in 2.2)
-* enum (new in 2.1)
+* enum (new in 2.1) (similar to scalar, but it only allows a finite set of values)
 * array
 * variable (no validation)
 
@@ -294,7 +294,8 @@ All options can be documented using the
 :method:`Symfony\\Component\\Config\\Definition\\Builder\\NodeDefinition::info`
 method.
 
-The info will be printed as a comment when dumping the configuration tree.
+The info will be printed as a comment when dumping the configuration tree with
+the ``config:dump`` command.
 
 Optional Sections
 -----------------
diff --git a/components/config/introduction.rst b/components/config/introduction.rst
index 11dae2e1d78..b4d075c3b58 100644
--- a/components/config/introduction.rst
+++ b/components/config/introduction.rst
@@ -9,13 +9,6 @@ The Config Component
     combine, autofill and validate configuration values of any kind, whatever
     their source may be (YAML, XML, INI files, or for instance a database).
 
-.. caution::
-
-    The ``IniFileLoader`` parses the file contents using the
-    :phpfunction:`parse_ini_file` function, therefore, you can only set
-    parameters to string values. To set parameters to other data types
-    (e.g. boolean, integer, etc), the other loaders are recommended.
-
 Installation
 ------------
 
diff --git a/components/config/resources.rst b/components/config/resources.rst
index a1d46565803..1a5fba23c2b 100644
--- a/components/config/resources.rst
+++ b/components/config/resources.rst
@@ -4,6 +4,13 @@
 Loading Resources
 =================
 
+.. caution::
+
+    The ``IniFileLoader`` parses the file contents using the
+    :phpfunction:`parse_ini_file` function. Therefore, you can only set
+    parameters to string values. To set parameters to other data types
+    (e.g. boolean, integer, etc), the other loaders are recommended.
+
 Locating Resources
 ------------------