diff --git a/src/Juvix/Compiler/Pipeline/Driver.hs b/src/Juvix/Compiler/Pipeline/Driver.hs
index ef0956c59e..6ca44cb601 100644
--- a/src/Juvix/Compiler/Pipeline/Driver.hs
+++ b/src/Juvix/Compiler/Pipeline/Driver.hs
@@ -134,7 +134,7 @@ processModule' ::
   Sem r (Store.ModuleInfo, Store.ModuleTable)
 processModule' entry = do
   let buildDir = resolveAbsBuildDir root (entry ^. entryPointBuildDir)
-      relPath = fromJust $ replaceExtension ".jvo" $ fromJust $ stripProperPrefix root sourcePath
+      relPath = fromJust $ replaceExtension ".jvo" $ fromJust $ stripProperPrefix $(mkAbsDir "/") sourcePath
       absPath = buildDir Path.</> relPath
   sha256 <- SHA256.digestFile sourcePath
   m :: Maybe Store.ModuleInfo <- loadFromFile absPath
diff --git a/src/Juvix/Compiler/Pipeline/Package/Loader/EvalEff/IO.hs b/src/Juvix/Compiler/Pipeline/Package/Loader/EvalEff/IO.hs
index 222f5fc390..206f7d0e10 100644
--- a/src/Juvix/Compiler/Pipeline/Package/Loader/EvalEff/IO.hs
+++ b/src/Juvix/Compiler/Pipeline/Package/Loader/EvalEff/IO.hs
@@ -8,7 +8,6 @@ import Data.HashMap.Strict qualified as HashMap
 import Juvix.Compiler.Concrete hiding (Symbol)
 import Juvix.Compiler.Core (CoreResult, coreResultModule)
 import Juvix.Compiler.Core qualified as Core
-import Juvix.Compiler.Core.Data.Module (moduleInfoTable)
 import Juvix.Compiler.Core.Evaluator
 import Juvix.Compiler.Core.Extra.Value
 import Juvix.Compiler.Core.Language
@@ -59,7 +58,7 @@ runEvalFileEffIO = interpretScopedAs allocator handler
       AssertNodeType n ty -> assertNodeType' n ty
       where
         tab :: Core.InfoTable
-        tab = res ^. loaderResourceResult . coreResultModule . moduleInfoTable
+        tab = Core.computeCombinedInfoTable (res ^. loaderResourceResult . coreResultModule)
 
         packagePath :: Path Abs File
         packagePath = res ^. loaderResourcePackagePath
diff --git a/src/Juvix/Extra/Serialize.hs b/src/Juvix/Extra/Serialize.hs
index 042c200d68..dac8bf87b0 100644
--- a/src/Juvix/Extra/Serialize.hs
+++ b/src/Juvix/Extra/Serialize.hs
@@ -39,12 +39,18 @@ instance (Hashable a, Serialize a) => Serialize (HashSet a) where
 
 saveToFile :: (Member Files r, Serialize a) => Path Abs File -> a -> Sem r ()
 saveToFile file a = do
+  ensureDir' (parent file)
   let bs = runPut (S.put a)
   writeFileBS file bs
 
 loadFromFile :: forall a r. (Member Files r, Serialize a) => Path Abs File -> Sem r (Maybe a)
 loadFromFile file = do
-  bs <- readFileBS' file
-  case runGet (S.get @a) bs of
-    Left {} -> return Nothing
-    Right a -> return (Just a)
+  ex <- fileExists' file
+  if
+      | ex -> do
+          bs <- readFileBS' file
+          case runGet (S.get @a) bs of
+            Left {} -> return Nothing
+            Right a -> return (Just a)
+      | otherwise ->
+          return Nothing