diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 14fa804..7543d93 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,7 +35,7 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         env:
           cache-name: cache-artifacts
         with:
diff --git a/Project.toml b/Project.toml
index 36443f5..7740489 100644
--- a/Project.toml
+++ b/Project.toml
@@ -4,7 +4,7 @@ authors = ["JuliaHub Inc."]
 keywords = ["kubernetes", "client"]
 license = "MIT"
 desc = "Julia Kubernetes Client"
-version = "0.7.6"
+version = "0.7.7"
 
 [deps]
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
@@ -16,7 +16,7 @@ TimeZones = "f269a46b-ccf7-5d73-abea-4c690281aa53"
 
 [compat]
 Downloads = "1"
-OpenAPI = "0.1"
+OpenAPI = "0.1,0.2"
 JSON = "0.21"
 TimeZones = "1"
 julia = "1"
diff --git a/test/runtests.jl b/test/runtests.jl
index e947941..610d8d3 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -346,3 +346,12 @@ function test_all()
 end
 
 test_all()
+
+# Shutdown the kubectl proxy if we are running on github CI.
+# This is to close network connections that libcurl would otherwise keep open and
+# that leads to segfault in some versions of julia when the process exits. This is
+# a workaround for what seems like a bug in Downloads.jl/LibCURL.
+if haskey(ENV, "CI")
+    run(`killall kubectl`)
+    sleep(5)
+end
\ No newline at end of file