diff --git a/package.yml b/package.yml
--- a/package.yml
+++ b/package.yml
@@ -1,6 +1,6 @@
 name       : spyder3
 version    : 5.1.1
-release    : 20
+release    : 21
 source     :
     - https://github.com/spyder-ide/spyder/archive/refs/tags/v5.1.1.tar.gz : 5b84d2feb210ded547fac4689c00f3cb9f955f692ca617466cfa1a229bb1810a
 homepage   : https://www.spyder-ide.org/
@@ -44,6 +44,7 @@
     - python-qtconsole
     - python-qtwebengine
     - python-rtree
+    - python-spyder-kernels
     - python-textdistance
     - python-three-merge
     - python-watchdog
diff --git a/pspec_x86_64.xml b/pspec_x86_64.xml
--- a/pspec_x86_64.xml
+++ b/pspec_x86_64.xml
@@ -2221,8 +2221,8 @@
         </Files>
     </Package>
     <History>
-        <Update release="20">
-            <Date>2021-08-13</Date>
+        <Update release="21">
+            <Date>2021-08-16</Date>
             <Version>5.1.1</Version>
             <Comment>Packaging update</Comment>
             <Name>Algent Albrahimi</Name>