4 files changed, 22 insertions, 4 deletions
diff --git a/lib/diameter/doc/src/notes.xml b/lib/diameter/doc/src/notes.xml
index eded788419..ba4525fd20 100644
--- a/lib/diameter/doc/src/notes.xml
+++ b/lib/diameter/doc/src/notes.xml
@@ -43,6 +43,22 @@ first.</p>
 
 <!-- ===================================================================== -->
 
+<section><title>diameter 2.1.3</title>
+
+    <section><title>Fixed Bugs and Malfunctions</title>
+      <list>
+        <item>
+          <p>
+	    Fix documentation typo: peer_down/3 was written where
+	    peer_down/3 was intended.</p>
+          <p>
+	    Own Id: OTP-14805</p>
+        </item>
+      </list>
+    </section>
+
+</section>
+
 <section><title>diameter 2.1.2</title>
 
     <section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/diameter/doc/src/seealso.ent b/lib/diameter/doc/src/seealso.ent
index c5a53670d0..72d74c103c 100644
--- a/lib/diameter/doc/src/seealso.ent
+++ b/lib/diameter/doc/src/seealso.ent
@@ -79,7 +79,7 @@ significant.
 <!ENTITY app_handle_answer '<seealso marker="diameter_app#Mod:handle_answer-4">handle_answer/4</seealso>'>
 <!ENTITY app_handle_request '<seealso marker="diameter_app#Mod:handle_request-3">handle_request/3</seealso>'>
 <!ENTITY app_handle_error '<seealso marker="diameter_app#Mod:handle_error-4">handle_error/4</seealso>'>
-<!ENTITY app_peer_down '<seealso marker="diameter_app#Mod:peer_down-3">peer_up/3</seealso>'>
+<!ENTITY app_peer_down '<seealso marker="diameter_app#Mod:peer_down-3">peer_down/3</seealso>'>
 <!ENTITY app_peer_up '<seealso marker="diameter_app#Mod:peer_up-3">peer_up/3</seealso>'>
 <!ENTITY app_pick_peer '<seealso marker="diameter_app#Mod:pick_peer-4">pick_peer/4</seealso>'>
 <!ENTITY app_prepare_retransmit '<seealso marker="diameter_app#Mod:prepare_retransmit-3">prepare_retransmit/3</seealso>'>
diff --git a/lib/diameter/src/diameter.appup.src b/lib/diameter/src/diameter.appup.src
index d0e58e8410..7da59f8b25 100644
--- a/lib/diameter/src/diameter.appup.src
+++ b/lib/diameter/src/diameter.appup.src
@@ -56,7 +56,8 @@
   {"2.0",     [{restart_application, diameter}]},  %% 20.0
   {"2.1",     [{load_module, diameter_gen},        %% 20.1
                {update, diameter_reg, {advanced, "2.1"}}]},
-  {"2.1.1",   [{load_module, diameter_gen}]}
+  {"2.1.1",   [{load_module, diameter_gen}]},      %% 20.1.2
+  {"2.1.2",   []}                                  %% 20.1.3
  ],
  [
   {"0.9",     [{restart_application, diameter}]},
@@ -93,6 +94,7 @@
   {"1.12.2",  [{restart_application, diameter}]},
   {"2.0",     [{restart_application, diameter}]},
   {"2.1",     [{restart_application, diameter}]},
-  {"2.1.1",   [{load_module, diameter_gen}]}
+  {"2.1.1",   [{load_module, diameter_gen}]},
+  {"2.1.2",   []}
  ]
 }.
diff --git a/lib/diameter/vsn.mk b/lib/diameter/vsn.mk
index bfb260ed8f..0c852d75cd 100644
--- a/lib/diameter/vsn.mk
+++ b/lib/diameter/vsn.mk
@@ -17,5 +17,5 @@
 # %CopyrightEnd%
 
 APPLICATION  = diameter
-DIAMETER_VSN = 2.1.2
+DIAMETER_VSN = 2.1.3
 APP_VSN      = $(APPLICATION)-$(DIAMETER_VSN)$(PRE_VSN)