diff --git a/hnix-store-remote/src/System/Nix/Store/Remote.hs b/hnix-store-remote/src/System/Nix/Store/Remote.hs
index af830a7..3aacb63 100644
--- a/hnix-store-remote/src/System/Nix/Store/Remote.hs
+++ b/hnix-store-remote/src/System/Nix/Store/Remote.hs
@@ -234,9 +234,9 @@ deleteSpecific paths = do
     putInt (0::Int)
     putInt (0::Int)
   getSocketIncremental $ do
-    gcResult_deletedPaths <- getPathsOrFail storeDir
-    gcResult_bytesFreed <- getInt
-    -- TODO: who knows
+    gcResultDeletedPaths <- getPathsOrFail storeDir
+    gcResultBytesFreed <- getInt
+    -- TODO: obsolete
     _ :: Int <- getInt
     pure GCResult{..}
 
diff --git a/hnix-store-remote/src/System/Nix/Store/Remote/Serializer.hs b/hnix-store-remote/src/System/Nix/Store/Remote/Serializer.hs
index 47249db..c5fd1b3 100644
--- a/hnix-store-remote/src/System/Nix/Store/Remote/Serializer.hs
+++ b/hnix-store-remote/src/System/Nix/Store/Remote/Serializer.hs
@@ -1101,10 +1101,10 @@ storeRequest = Serializer
         pure $ Some (BuildDerivation path drv buildMode')
 
       WorkerOp_CollectGarbage -> mapGetE $ do
-        gcOptions_operation <- getS enum
-        gcOptions_pathsToDelete <- getS (hashSet storePath)
-        gcOptions_ignoreLiveness <- getS bool
-        gcOptions_maxFreed <- getS int
+        gcOptionsOperation <- getS enum
+        gcOptionsPathsToDelete <- getS (hashSet storePath)
+        gcOptionsIgnoreLiveness <- getS bool
+        gcOptionsMaxFreed <- getS int
         -- obsolete fields
         Control.Monad.forM_ [0..(2 :: Word8)]
           $ pure $ getS (int @Word8)
@@ -1238,10 +1238,10 @@ storeRequest = Serializer
       Some (CollectGarbage GCOptions{..}) -> mapPutE $ do
         putS workerOp WorkerOp_CollectGarbage
 
-        putS enum gcOptions_operation
-        putS (hashSet storePath) gcOptions_pathsToDelete
-        putS bool gcOptions_ignoreLiveness
-        putS int gcOptions_maxFreed
+        putS enum gcOptionsOperation
+        putS (hashSet storePath) gcOptionsPathsToDelete
+        putS bool gcOptionsIgnoreLiveness
+        putS int gcOptionsMaxFreed
         -- obsolete fields
         Control.Monad.forM_ [0..(2 :: Word8)]
           $ pure $ putS int (0 :: Word8)
@@ -1444,12 +1444,12 @@ gcResult
   => NixSerializer r ReplySError GCResult
 gcResult = mapErrorS ReplySError_GCResult $ Serializer
   { getS = do
-      gcResult_deletedPaths <- getS (hashSet storePath)
-      gcResult_bytesFreed <- getS int
+      gcResultDeletedPaths <- getS (hashSet storePath)
+      gcResultBytesFreed <- getS int
       Control.Monad.void $ getS (int @Word64) -- obsolete
       pure GCResult{..}
   , putS = \GCResult{..} -> do
-      putS (hashSet storePath) gcResult_deletedPaths
-      putS int gcResult_bytesFreed
+      putS (hashSet storePath) gcResultDeletedPaths
+      putS int gcResultBytesFreed
       putS (int @Word64) 0 -- obsolete
   }
diff --git a/hnix-store-remote/src/System/Nix/Store/Remote/Types/GC.hs b/hnix-store-remote/src/System/Nix/Store/Remote/Types/GC.hs
index 8fdda8b..b707ca6 100644
--- a/hnix-store-remote/src/System/Nix/Store/Remote/Types/GC.hs
+++ b/hnix-store-remote/src/System/Nix/Store/Remote/Types/GC.hs
@@ -24,24 +24,24 @@ data GCAction
 -- | Garbage collector operation options
 data GCOptions = GCOptions
   { -- | Operation
-    gcOptions_operation :: GCAction
+    gcOptionsOperation :: GCAction
     -- | If set, then reachability from the roots is ignored (unused)
-  , gcOptions_ignoreLiveness :: Bool
+  , gcOptionsIgnoreLiveness :: Bool
     -- | Paths to delete for @GCAction_DeleteSpecific@
-  , gcOptions_pathsToDelete :: HashSet StorePath
+  , gcOptionsPathsToDelete :: HashSet StorePath
     -- | Stop after `gcOptions_maxFreed` bytes have been freed
-  , gcOptions_maxFreed :: Word64
+  , gcOptionsMaxFreed :: Word64
   } deriving (Eq, Generic, Ord, Show)
 
 -- | Result of the garbage collection operation
 data GCResult = GCResult
  { -- | Depending on the action, the GC roots,
    -- or the paths that would be or have been deleted
-   gcResult_deletedPaths :: HashSet StorePath
+   gcResultDeletedPaths :: HashSet StorePath
    -- | The number of bytes that would be or was freed for
    --
    --      - @GCAction_ReturnDead@
    --      - @GCAction_DeleteDead@
    --      - @GCAction_DeleteSpecific@
- , gcResult_bytesFreed :: Word64
+ , gcResultBytesFreed :: Word64
  } deriving (Eq, Generic, Ord, Show)
diff --git a/hnix-store-remote/tests-io/NixDaemon.hs b/hnix-store-remote/tests-io/NixDaemon.hs
index a83a9c8..ac847bd 100644
--- a/hnix-store-remote/tests-io/NixDaemon.hs
+++ b/hnix-store-remote/tests-io/NixDaemon.hs
@@ -297,6 +297,6 @@ spec_protocol = Hspec.around withNixDaemon $
             removeFile $ mconcat [ tempRootsDir, "/", entry ]
 
           GCResult{..} <- deleteSpecific (HS.fromList [path])
-          gcResult_deletedPaths `shouldBe` HS.fromList [path]
-          gcResult_bytesFreed `shouldBe` 4
+          gcResultDeletedPaths `shouldBe` HS.fromList [path]
+          gcResultBytesFreed `shouldBe` 4