diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for viewprof
 
+## 0.0.0.30 - 2019-09-09
+
+* Relax upper version bound for brick and lens
+
 ## 0.0.0.29 - 2019-08-31
 
 * Relax upper version bound for brick
diff --git a/viewprof.cabal b/viewprof.cabal
--- a/viewprof.cabal
+++ b/viewprof.cabal
@@ -1,5 +1,5 @@
 name: viewprof
-version: 0.0.0.29
+version: 0.0.0.30
 synopsis: Text-based interactive GHC .prof viewer
 description:
    viewprof is a text-based interactive GHC .prof viewer.
@@ -27,11 +27,11 @@
   main-is: viewprof.hs
   build-depends:
       base >= 4.9 && < 4.13
-    , brick > 0.26.1 && < 0.49
+    , brick > 0.26.1 && < 0.50
     , containers >= 0.5.7 && < 0.7
     , directory >= 1.3 && < 1.4
     , ghc-prof >= 1.4 && < 1.5
-    , lens >= 4.14 && < 4.18
+    , lens >= 4.14 && < 4.19
     , scientific >= 0.3.4.4 && < 0.4
     , text >= 1.2.2.0 && < 1.3
     , vector >= 0.10.12.3 && < 0.13