diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Changelog for pantry
 
+## v0.5.6
+
+* Remove operational and mirror keys from bootstrap key set [#53](https://github.com/commercialhaskell/pantry/pull/53)
+
 ## v0.5.5
 
 * Support Cabal 3.6
diff --git a/pantry.cabal b/pantry.cabal
--- a/pantry.cabal
+++ b/pantry.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           pantry
-version:        0.5.5
+version:        0.5.6
 synopsis:       Content addressable Haskell package management
 description:    Please see the README on Github at <https://github.com/commercialhaskell/pantry#readme>
 category:       Development
diff --git a/src/Pantry.hs b/src/Pantry.hs
--- a/src/Pantry.hs
+++ b/src/Pantry.hs
@@ -289,12 +289,8 @@
   { hscKeyIds =
       [ "0a5c7ea47cd1b15f01f5f51a33adda7e655bc0f0b0615baa8e271f4c3351e21d"
       , "1ea9ba32c526d1cc91ab5e5bd364ec5e9e8cb67179a471872f6e26f0ae773d42"
-      , "280b10153a522681163658cb49f632cde3f38d768b736ddbc901d99a1a772833"
-      , "2a96b1889dc221c17296fcc2bb34b908ca9734376f0f361660200935916ef201"
       , "2c6c3627bd6c982990239487f1abd02e08a02e6cf16edb105a8012d444d870c3"
       , "51f0161b906011b52c6613376b1ae937670da69322113a246a09f807c62f6921"
-      , "772e9f4c7db33d251d5c6e357199c819e569d130857dc225549b40845ff0890d"
-      , "aa315286e6ad281ad61182235533c41e806e5a787e0b6d1e7eef3f09d137d2e9"
       , "fe331502606802feac15e514d9b9ea83fee8b6ffef71335479a2e68d84adc6b0"
       ]
   , hscKeyThreshold = 3