diff --git a/automatic/calibre/calibre.nuspec b/automatic/calibre/calibre.nuspec
index 206198f0065..1e3239ef0a7 100644
--- a/automatic/calibre/calibre.nuspec
+++ b/automatic/calibre/calibre.nuspec
@@ -4,7 +4,7 @@
   <metadata>
     <id>calibre</id>
     <title>Calibre</title>
-    <version>6.15.0</version>
+    <version>6.15.1</version>
     <authors>Kovid Goyal</authors>
     <owners>chocolatey-community, gep13</owners>
     <summary>calibre is the one stop solution to all your e-book needs.</summary>
diff --git a/automatic/calibre/legal/VERIFICATION.txt b/automatic/calibre/legal/VERIFICATION.txt
index f86b6960640..ae2960b20ad 100644
--- a/automatic/calibre/legal/VERIFICATION.txt
+++ b/automatic/calibre/legal/VERIFICATION.txt
@@ -7,13 +7,13 @@ location on <https://download.calibre-ebook.com/6.html>
 and can be verified by doing the following:
 
 1. Download the following:
-  64-Bit software: <https://download.calibre-ebook.com/6.15.0/calibre-64bit-6.15.0.msi>
+  64-Bit software: <https://download.calibre-ebook.com/6.15.1/calibre-64bit-6.15.1.msi>
 2. Get the checksum using one of the following methods:
   - Using powershell function 'Get-FileHash'
   - Use chocolatey utility 'checksum.exe'
 3. The checksums should match the following:
 
   checksum type: sha256
-  checksum64: BF74C0F25D40CEDBFEBAD6AF78343377AA7E39A7D2DE17C3821240B15DCD688D
+  checksum64: BDD4174958B3EDDF8009C836F56F8ADCE5C83744F9BEAF5694F811F47B8C27EB
 
 The file 'LICENSE.txt' has been obtained from <https://github.com/kovidgoyal/calibre/blob/89c271759db5c71202251895f6793e4c1ec65ee6/LICENSE>
diff --git a/automatic/calibre/tools/chocolateyInstall.ps1 b/automatic/calibre/tools/chocolateyInstall.ps1
index e70684a3c1a..45da95d2561 100644
--- a/automatic/calibre/tools/chocolateyInstall.ps1
+++ b/automatic/calibre/tools/chocolateyInstall.ps1
@@ -5,7 +5,7 @@ $toolsPath = "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"
 $packageArgs = @{
   packageName    = $env:ChocolateyPackageName
   fileType       = 'MSI'
-  file64         = "$toolsPath\calibre-64bit-6.15.0.msi"
+  file64         = "$toolsPath\calibre-64bit-6.15.1.msi"
   softwareName   = 'calibre*'
   silentArgs     = '/quiet'
   validExitCodes = @(0, 3010, 1641)