diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,11 @@
 # Revision history for brittany
 
+## 0.13.1.1 -- February 2021
+
+* #333: Allowed random 1.2. Thanks @felixonmars!
+* #334: Updated Arch install instructions. Thanks @ahstro!
+* #343: Allowed ghc-exactprint 0.6.4. Thanks @maralorn!
+
 ## 0.13.1.0 -- December 2020
 
 * #330: Started sorting imports. Thanks @expipiplus1!
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -96,10 +96,9 @@
     (TODO: These instructions are more confusing than helpful. I am inclined
     to just remove them.)
 
-- on ArchLinux via [the brittany AUR package](https://aur.archlinux.org/packages/brittany/)
-  using `aura`:
+- on ArchLinux:
     ~~~~.sh
-    aura -A brittany
+    pacman -S haskell-brittany
     ~~~~
 
 # Development tips
diff --git a/brittany.cabal b/brittany.cabal
--- a/brittany.cabal
+++ b/brittany.cabal
@@ -1,5 +1,5 @@
 name:                 brittany
-version:              0.13.1.0
+version:              0.13.1.1
 synopsis:             Haskell source code formatter
 description: {
   See <https://github.com/lspitzner/brittany/blob/master/README.md the README>.
@@ -94,7 +94,7 @@
     { base >=4.12 && <4.15
     , ghc >=8.6.1 && <8.11
     , ghc-paths >=0.1.0.9 && <0.2
-    , ghc-exactprint >=0.5.8 && <0.6.4
+    , ghc-exactprint >=0.5.8 && <0.6.5
     , transformers >=0.5.2.0 && <0.6
     , containers >=0.5.7.1 && <0.7
     , mtl >=2.2.1 && <2.3
@@ -120,7 +120,7 @@
     , czipwith >=1.0.1.0 && <1.1
     , ghc-boot-th >=8.6.1 && <8.11
     , filepath >=1.4.1.0 && <1.5
-    , random >= 1.1 && <1.2
+    , random >= 1.1 && <1.3
     }
   default-extensions: {
     CPP