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:            1.0.2.2
+version:            1.0.3.0
 synopsis:           Retrie integration plugin for Haskell Language Server
 description:
   Please see the README on GitHub at <https://github.com/haskell/haskell-language-server#readme>
@@ -12,11 +12,11 @@
 build-type:         Simple
 extra-source-files: LICENSE
 
+source-repository head
+    type:     git
+    location: https://github.com/haskell/haskell-language-server.git
+
 library
-  if impl(ghc >= 9.3)
-    buildable: False
-  else
-    buildable: True
   exposed-modules:    Ide.Plugin.Retrie
   hs-source-dirs:     src
   build-depends:
@@ -28,9 +28,9 @@
     , directory
     , extra
     , ghc
-    , ghcide                ^>=1.8
+    , ghcide                ^>=1.9
     , hashable
-    , hls-plugin-api        ^>=1.5
+    , hls-plugin-api        ^>=1.6
     , lsp
     , lsp-types
     , retrie                >=0.1.1.0
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
@@ -96,6 +96,11 @@
 import           Retrie.CPP                           (CPP (NoCPP), parseCPP)
 import           Retrie.ExactPrint                    (Annotated, fix,
                                                        transformA, unsafeMkA)
+
+#if MIN_VERSION_ghc(9,3,0)
+import GHC.Types.PkgQual
+#endif
+
 #if MIN_VERSION_ghc(9,2,0)
 import           Retrie.ExactPrint                    (makeDeltaAst)
 #else
@@ -306,11 +311,7 @@
           ]
         | L (locA -> l) r  <- rds_rules,
           pos `isInsideSrcSpan` l,
-#if MIN_VERSION_ghc(8,8,0)
           let HsRule {rd_name = L _ (_, rn)} = r,
-#else
-          let HsRule _ (L _ (_,rn)) _ _ _ _ = r,
-#endif
           let ruleName = unpackFS rn
       ]
   where
@@ -552,7 +553,11 @@
     ideclSource' = if ideclSource then IsBoot else NotBoot
     toMod = noLocA . GHC.mkModuleName
     ideclName = toMod ideclNameString
+#if MIN_VERSION_ghc(9,3,0)
+    ideclPkgQual = NoRawPkgQual
+#else
     ideclPkgQual = Nothing
+#endif
     ideclSafe = False
     ideclImplicit = False
     ideclHiding = Nothing
@@ -563,8 +568,4 @@
     ideclExt = GHC.noExtField
 #endif
     ideclAs = toMod <$> ideclAsString
-#if MIN_VERSION_ghc(8,10,0)
     ideclQualified = if ideclQualifiedBool then GHC.QualifiedPre else GHC.NotQualified
-#else
-    ideclQualified = ideclQualifiedBool
-#endif