diff --git a/hls-retrie-plugin.cabal b/hls-retrie-plugin.cabal
--- a/hls-retrie-plugin.cabal
+++ b/hls-retrie-plugin.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.2
 name:               hls-retrie-plugin
-version:            1.0.1.2
+version:            1.0.1.3
 synopsis:           Retrie integration plugin for Haskell Language Server
 description:
   Please see the README on GitHub at <https://github.com/haskell/haskell-language-server#readme>
@@ -23,7 +23,7 @@
     , directory
     , extra
     , ghc
-    , ghcide                >=1.2     && <1.5
+    , ghcide                >=1.2     && <1.6
     , hashable
     , hls-plugin-api        >=1.1     && <1.3
     , lsp
@@ -33,22 +33,6 @@
     , text
     , transformers
     , unordered-containers
-
-  if impl(ghc < 8.10.5)
-    build-depends:
-      ghc-api-compat ==8.6
-  elif impl(ghc == 8.10.5)
-    build-depends:
-      ghc-api-compat ==8.10.5
-  elif impl(ghc == 8.10.6)
-    build-depends:
-      ghc-api-compat ==8.10.6
-  elif impl(ghc == 8.10.7)
-    build-depends:
-      ghc-api-compat ==8.10.7
-  elif impl(ghc == 9.0.1)
-    build-depends:
-      ghc-api-compat ==9.0.1
 
   default-language:   Haskell2010
   default-extensions:
diff --git a/src/Ide/Plugin/Retrie.hs b/src/Ide/Plugin/Retrie.hs
--- a/src/Ide/Plugin/Retrie.hs
+++ b/src/Ide/Plugin/Retrie.hs
@@ -57,28 +57,30 @@
                                                        HscEnv, IdP, LRuleDecls,
                                                        ModSummary (ModSummary, ms_hspp_buf, ms_mod),
                                                        NHsValBindsLR (..),
+                                                       Outputable,
                                                        ParsedModule (..),
                                                        RuleDecl (HsRule),
                                                        RuleDecls (HsRules),
+                                                       SourceText (..),
                                                        SrcSpan (..),
                                                        TyClDecl (SynDecl),
                                                        TyClGroup (..), fun_id,
+                                                       hm_iface, isQual,
+                                                       isQual_maybe,
                                                        mi_fixities,
                                                        moduleNameString,
+                                                       nameModule_maybe,
+                                                       nameRdrName, occNameFS,
+                                                       occNameString,
                                                        parseModule,
                                                        pattern IsBoot,
                                                        pattern NotBoot,
-                                                       pattern OldRealSrcSpan,
-                                                       rds_rules, srcSpanFile)
+                                                       pattern RealSrcSpan,
+                                                       rdrNameOcc, rds_rules,
+                                                       srcSpanFile)
+import           Development.IDE.GHC.Compat.Util      hiding (catch, try)
+import qualified GHC                                  (parseModule)
 import           GHC.Generics                         (Generic)
-import           GhcPlugins                           (Outputable,
-                                                       SourceText (NoSourceText),
-                                                       hm_iface, isQual,
-                                                       isQual_maybe,
-                                                       nameModule_maybe,
-                                                       nameRdrName, occNameFS,
-                                                       occNameString,
-                                                       rdrNameOcc, unpackFS)
 import           Ide.PluginUtils
 import           Ide.Types
 import           Language.LSP.Server                  (LspM,
@@ -106,7 +108,6 @@
 import           Retrie.Rewrites
 import           Retrie.SYB                           (listify)
 import           Retrie.Util                          (Verbosity (Loud))
-import           StringBuffer                         (stringToStringBuffer)
 import           System.Directory                     (makeAbsolute)
 
 descriptor :: PluginId -> PluginDescriptor IdeState
@@ -374,7 +375,7 @@
                       }
               logPriority (ideLogger state) Info $ T.pack $ "Parsing module: " <> t
               parsed <-
-                evalGhcEnv session (parseModule ms')
+                evalGhcEnv session (GHC.parseModule ms')
                   `catch` \e -> throwIO (GHCParseError nt (show @SomeException e))
               (fixities, parsed) <- fixFixities f (fixAnns parsed)
               return (fixities, parsed)
@@ -473,7 +474,7 @@
 asTextEdits (Change reps _imports) =
   [ (filePathToUri spanLoc, edit)
     | Replacement {..} <- nubOrdOn (realSpan . replLocation) reps,
-      (OldRealSrcSpan rspan) <- [replLocation],
+      (RealSrcSpan rspan _) <- [replLocation],
       let spanLoc = unpackFS $ srcSpanFile rspan,
       let edit = TextEdit (realSrcSpanToRange rspan) (T.pack replReplacement)
   ]