diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c937a73..2f3fa58 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -55,7 +55,7 @@ jobs:
           cabal build --dry-run
 
       - name: Restore cached dependencies
-        uses: actions/cache/restore@v3
+        uses: actions/cache/restore@v4
         id: cache
         env:
           key: ${{ runner.os }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
@@ -68,7 +68,7 @@ jobs:
         run: cabal build all --only-dependencies
 
       - name: Save cached dependencies
-        uses: actions/cache/save@v3
+        uses: actions/cache/save@v4
         if: ${{ steps.cache.outputs.cache-primary-key != steps.cache.outputs.cache-matched-key }}
         with:
           path: ${{ steps.setup.outputs.cabal-store }}
@@ -97,7 +97,7 @@ jobs:
         include:
           # GHC version must match https://www.stackage.org/nightly
           - stack: "latest"
-            ghc: "9.6"
+            ghc: "9.8"
 
     steps:
       - uses: nikeee/setup-pandoc@v1
@@ -121,7 +121,7 @@ jobs:
           stack config set system-ghc true --global
           stack config set resolver nightly
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         name: Cache
         with:
           path: |
diff --git a/heist.cabal b/heist.cabal
index cbb2447..f1f33e5 100644
--- a/heist.cabal
+++ b/heist.cabal
@@ -191,7 +191,7 @@ Library
     directory                  >= 1.1     && < 1.4,
     directory-tree             >= 0.10    && < 0.13,
     dlist                      >= 0.5     && < 1.1,
-    filepath                   >= 1.3     && < 1.5,
+    filepath                   >= 1.3     && < 2,
     hashable                   >= 1.1     && < 1.5,
     lifted-base                >= 0.2     && < 0.3,
     map-syntax                 >= 0.3     && < 0.4,
@@ -200,7 +200,7 @@ Library
     process                    >= 1.1     && < 1.7,
     random                     >= 1.0.1.0 && < 1.3,
     text                       >= 0.10    && < 2.2,
-    time                       >= 1.1     && < 1.13,
+    time                       >= 1.1     && < 2,
     transformers               >= 0.3     && < 0.7,
     transformers-base          >= 0.4     && < 0.5,
     unordered-containers       >= 0.1.4   && < 0.3,