diff --git a/spectrometer.cabal b/spectrometer.cabal
index 8264882336..b06efa3526 100644
--- a/spectrometer.cabal
+++ b/spectrometer.cabal
@@ -167,7 +167,7 @@ common deps
     , yaml                         ^>=0.11.8
     , yarn-lock                    ^>=0.6.5
     , zip                          ^>=2.0.0
-    , zlib                         ^>=0.6.2.1
+    , zlib                         ^>=0.7.1.0
 
   if !os(windows)
     -- included with GHC, consider upgrading this as part of a ghc upgrade