diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # TidalCycles log of changes
 
+## 1.7.7 - Caramel wafer
+   * Support hosc 0.19 in test suite @yaxu
+
 ## 1.7.6 - Tunnocks
    * Fix dot shorthand in int patterns so floating point numbers raise an error @ndr-brt
    * Support factors in ratio shorthand for rational patterns @ndr-brt
diff --git a/src/Sound/Tidal/Version.hs b/src/Sound/Tidal/Version.hs
--- a/src/Sound/Tidal/Version.hs
+++ b/src/Sound/Tidal/Version.hs
@@ -21,7 +21,7 @@
 -}
 
 tidal_version :: String
-tidal_version = "1.7.6"
+tidal_version = "1.7.7"
 
 tidal_status :: IO ()
 tidal_status = tidal_status_string >>= putStrLn 
diff --git a/tidal.cabal b/tidal.cabal
--- a/tidal.cabal
+++ b/tidal.cabal
@@ -1,5 +1,5 @@
 name:                tidal
-version:             1.7.6
+version:             1.7.7
 synopsis:            Pattern language for improvised music
 description:         Tidal is a domain specific language for live coding patterns.
 homepage:            http://tidalcycles.org/
@@ -8,11 +8,11 @@
 author:              Alex McLean
 maintainer:          Alex McLean <alex@slab.org>, Mike Hodnick <mike.hodnick@gmail.com>
 Stability:           Experimental
-Copyright:           (c) Alex McLean and other contributors, 2020
+Copyright:           (c) Alex McLean and other contributors, 2021
 category:            Sound
 build-type:          Simple
 cabal-version:       >=1.10
-tested-with:         GHC == 8.0.2, GHC == 8.2.2, GHC == 8.4.4, GHC == 8.6.5, GHC == 8.8.3, GHC == 8.10.1
+tested-with:         GHC == 8.4.4, GHC == 8.6.5, GHC == 8.8.3, GHC == 8.10.1, GHC == 9.0.1
 data-files:          BootTidal.hs
 
 Extra-source-files: README.md CHANGELOG.md tidal.el
@@ -85,7 +85,7 @@
   build-depends:
                 base ==4.*
               , microspec >= 0.2.0.1
-              , hosc >= 0.17 && < 0.19
+              , hosc >= 0.17 && < 0.20
               , containers
               , parsec
               , tidal