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diff --git a/man/systemd.exec.xml b/man/systemd.exec.xml
index 71472b4f5..a0fca5996 100644
--- a/man/systemd.exec.xml
+++ b/man/systemd.exec.xml
@@ -286,9 +286,24 @@
                                 empty string is assigned to this
                                 option the list of environment
                                 variables is reset, all prior
-                                assignments have no effect. See
+                                assignments have no effect.
+                                Variable expansion is not performed
+                                inside the strings, and $ has no special
+                                meaning.
+                                If you need to assign a value containing spaces
+                                to a variable, use double quotes (")
+                                for the assignment.</para>
+
+                                <para>Example:
+                                <programlisting>Environment="VAR1=word1 word2" VAR2=word3 "VAR3=word 5 6"</programlisting>
+                                gives three variables <literal>VAR1</literal>,
+                                <literal>VAR2</literal>, <literal>VAR3</literal>.
+                                </para>
+
+                                <para>
+                                See
                                 <citerefentry><refentrytitle>environ</refentrytitle><manvolnum>7</manvolnum></citerefentry>
-                                for details.</para></listitem>
+                                for details about environment variables.</para></listitem>
                         </varlistentry>
                         <varlistentry>
                                 <term><varname>EnvironmentFile=</varname></term>
@@ -299,9 +314,11 @@
                                 contain new-line separated variable
                                 assignments. Empty lines and lines
                                 starting with ; or # will be ignored,
-                                which may be used for commenting. The
-                                parser strips leading and
-                                trailing whitespace from the values
+                                which may be used for commenting. A line
+                                ending with a backslash will be concatenated
+                                with the following one, allowing multiline variable
+                                definitions. The parser strips leading
+                                and trailing whitespace from the values
                                 of assignments, unless you use
                                 double quotes (").</para>