diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@
 
 # Releases
 
+## Hakyll 4.12.2.0
+
+- Bump pandoc to 2.2
+- Fix path resolution in Pandoc.Biblio (contribution by knih)
+
 ## Hakyll 4.12.1.0
 
 - Fix hakyll-init on older GHC versions
diff --git a/hakyll.cabal b/hakyll.cabal
--- a/hakyll.cabal
+++ b/hakyll.cabal
@@ -1,5 +1,5 @@
 Name:    hakyll
-Version: 4.12.1.0
+Version: 4.12.2.0
 
 Synopsis: A static website compiler library
 Description:
@@ -227,7 +227,7 @@
     Other-Modules:
       Hakyll.Web.Pandoc.Binary
     Build-Depends:
-      pandoc          >= 2.0.5    && < 2.2,
+      pandoc          >= 2.0.5    && < 2.3,
       pandoc-citeproc >= 0.14     && < 0.15
     Cpp-options:
       -DUSE_PANDOC
@@ -321,4 +321,4 @@
     base      >= 4     && < 5,
     directory >= 1.0   && < 1.4,
     filepath  >= 1.0   && < 1.5,
-    pandoc    >= 2.0.5 && < 2.2
+    pandoc    >= 2.0.5 && < 2.3
diff --git a/lib/Hakyll/Web/Pandoc/Biblio.hs b/lib/Hakyll/Web/Pandoc/Biblio.hs
--- a/lib/Hakyll/Web/Pandoc/Biblio.hs
+++ b/lib/Hakyll/Web/Pandoc/Biblio.hs
@@ -25,17 +25,19 @@
 --------------------------------------------------------------------------------
 import           Control.Monad            (liftM, replicateM)
 import           Data.Binary              (Binary (..))
-import           Data.Default             (def)
 import           Data.Typeable            (Typeable)
 import           Hakyll.Core.Compiler
+import           Hakyll.Core.Compiler.Internal
 import           Hakyll.Core.Identifier
 import           Hakyll.Core.Item
+import           Hakyll.Core.Provider
 import           Hakyll.Core.Writable
 import           Hakyll.Web.Pandoc
 import           Hakyll.Web.Pandoc.Binary ()
 import qualified Text.CSL                 as CSL
 import           Text.CSL.Pandoc          (processCites)
-import           Text.Pandoc              (Pandoc, ReaderOptions (..))
+import           Text.Pandoc              (Pandoc, ReaderOptions (..),
+                                           enableExtension, Extension (..))
 
 
 --------------------------------------------------------------------------------
@@ -83,7 +85,7 @@
 --------------------------------------------------------------------------------
 biblioCompiler :: Compiler (Item Biblio)
 biblioCompiler = do
-    filePath <- toFilePath <$> getUnderlying
+    filePath <- getResourceFilePath
     makeItem =<< unsafeCompiler (Biblio <$> CSL.readBiblioFile idpred filePath)
   where
     -- This is a filter on citations.  We include all citations.
@@ -98,7 +100,9 @@
                  -> Compiler (Item Pandoc)
 readPandocBiblio ropt csl biblio item = do
     -- Parse CSL file, if given
-    style <- unsafeCompiler $ CSL.readCSLFile Nothing . toFilePath . itemIdentifier $ csl
+    provider <- compilerProvider <$> compilerAsk
+    style <- unsafeCompiler $
+             CSL.readCSLFile Nothing . (resourceFilePath provider) . itemIdentifier $ csl
 
     -- We need to know the citation keys, add then *before* actually parsing the
     -- actual page. If we don't do this, pandoc won't even consider them
@@ -115,4 +119,8 @@
     csl <- load $ fromFilePath cslFileName
     bib <- load $ fromFilePath bibFileName
     liftM writePandoc
-        (getResourceBody >>= readPandocBiblio def csl bib)
+        (getResourceBody >>= readPandocBiblio ropt csl bib)
+    where ropt = defaultHakyllReaderOptions
+            { -- The following option enables citation rendering
+              readerExtensions = enableExtension Ext_citations $ readerExtensions defaultHakyllReaderOptions
+            }