diff --git a/.github/workflows/static-check.yml b/.github/workflows/static-check.yml
index b36204c11..589519a00 100644
--- a/.github/workflows/static-check.yml
+++ b/.github/workflows/static-check.yml
@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 1
-      - uses: WillAbides/setup-go-faster@v1.14.0
+      - uses: actions/setup-go@v5
         with:
           go-version: "1.26.x"
       - uses: dominikh/staticcheck-action@v1.3.1
diff --git a/backend/schedulerd/check_timer.go b/backend/schedulerd/check_timer.go
index 675a7c195..5a1b43b11 100644
--- a/backend/schedulerd/check_timer.go
+++ b/backend/schedulerd/check_timer.go
@@ -1,7 +1,7 @@
 package schedulerd
 
 import (
-	"crypto/md5"
+	"crypto/sha256"
 	"encoding/binary"
 
 	time "github.com/echlebek/timeproxy"
@@ -33,7 +33,8 @@ type IntervalTimer struct {
 func NewIntervalTimer(name string, interval uint) *IntervalTimer {
 	// Calculate a check execution splay to ensure
 	// execution is consistent between process restarts.
-	sum := md5.Sum([]byte(name))
+	// Using SHA-256 for FIPS 140-3 compliance.
+	sum := sha256.Sum256([]byte(name))
 	splay := binary.LittleEndian.Uint64(sum[:])
 
 	timer := &IntervalTimer{splay: splay}