diff --git a/prometheus.cabal b/prometheus.cabal
index c38431917..4cfce28a0 100644
--- a/prometheus.cabal
+++ b/prometheus.cabal
@@ -91,7 +91,7 @@ library
   build-depends: base            >= 4.9  && < 5
                , atomic-primops  >= 0.8  && < 0.9
                , bytestring      >= 0.10 && < 0.13
-               , containers      >= 0.5  && < 0.7
+               , containers      >= 0.5  && < 0.8
                , http-client     >= 0.4  && < 0.8
                , http-client-tls >= 0.3  && < 0.4
                , http-types      >= 0.8  && < 0.13