diff --git a/haskell-ide-engine.cabal b/haskell-ide-engine.cabal
index bf389f314..a6866d4e4 100644
--- a/haskell-ide-engine.cabal
+++ b/haskell-ide-engine.cabal
@@ -275,7 +275,7 @@ test-suite func-test
                      , data-default
                      , directory
                      , filepath
-                     , lsp-test >= 0.5.1.1 && < 0.5.2
+                     , lsp-test == 0.5.1.1
                      , haskell-ide-engine
                      , haskell-lsp-types >= 0.4
                      , hie-test-utils