diff --git a/Doc/Sd1/collections.xml b/Doc/Sd1/collections.xml
index 9ca99cce02c8754cdb6786550e99576055b5dd4f..2085267695ae6ed24e87c38d2a6414021a952e3d 100644
--- a/Doc/Sd1/collections.xml
+++ b/Doc/Sd1/collections.xml
@@ -64,7 +64,7 @@
             </listitem>
 
             <listitem>
-              <para><link xlink:href="Ref/Svg/hashing.svg">Hashing overview
+              <para><link xlink:href="Sd1/Ref/Svg/hashing.svg">Hashing overview
               slides</link>.</para>
             </listitem>
           </itemizedlist>
diff --git a/Doc/Sd1/errorHandling.xml b/Doc/Sd1/errorHandling.xml
index c1cf8079bc98ead370e4f6450d70c1c7895b2d67..32f9cbe4e14a89e6b7c0c9764677a967caf8e5d1 100644
--- a/Doc/Sd1/errorHandling.xml
+++ b/Doc/Sd1/errorHandling.xml
@@ -12,7 +12,7 @@
   <section xml:id="sw1SectionErrorHandling">
     <title>Preparations</title>
 
-    <para>Some slides on <link xlink:href="Ref/Svg/exception.svg">exception
+    <para>Some slides on <link xlink:href="Sd1/Ref/Svg/exception.svg">exception
     basics</link>.</para>
   </section>
 </chapter>
diff --git a/Doc/Sd1/streams.xml b/Doc/Sd1/streams.xml
index 9ab867591b8d9c6dbc5630414fa69afc29f3b8d9..0da0691c29c65498fc459fc47dc9329a64fc3be3 100644
--- a/Doc/Sd1/streams.xml
+++ b/Doc/Sd1/streams.xml
@@ -23,7 +23,7 @@
       </listitem>
 
       <listitem>
-        <para><link xlink:href="Ref/Svg/exception.svg">Exception basics</link>
+        <para><link xlink:href="Sd1/Ref/Svg/exception.svg">Exception basics</link>
         already being discussed in <xref
         linkend="sw1SectionErrorHandling"/>.</para>
       </listitem>