diff --git a/Taskfile.yml b/Taskfile.yml
index d0a27b7..e637399 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -43,7 +43,7 @@ tasks:
     cmds: [.venv/bin/python scripts/fetch_multipair.py]
   data:prepare:pair:
     desc: "Build {PAIR}_hourly.parquet from data/raw/{PAIR}/ (e.g. PAIR=gbpusd)"
-    cmds: [PAIR={{.PAIR}} .venv/bin/python scripts/prepare_hourly.py {{.EXTRA_ARGS}}]
+    cmds: ["PAIR={{.PAIR}} .venv/bin/python scripts/prepare_hourly.py {{.EXTRA_ARGS}}"]
     vars:
       PAIR: '{{default "eurusd" .PAIR}}'
   data:prepare:multipair:
diff --git a/internal/eval/var.go b/internal/eval/var.go
index aa55bb7..5efe236 100644
--- a/internal/eval/var.go
+++ b/internal/eval/var.go
@@ -40,11 +40,11 @@ func kupiecPOF(n, n1 int, p0 float64) float64 {
 	phat := float64(n1) / float64(n)
 
 	var lr float64
-	switch {
-	case n1 == 0:
+	switch n1 {
+	case 0:
 		// 0 × ln(0/p0) = 0 by convention; only the n0 term contributes
 		lr = 2 * float64(n0) * math.Log((1-phat)/(1-p0))
-	case n1 == n:
+	case n:
 		// n0 term vanishes
 		lr = 2 * float64(n1) * math.Log(phat/p0)
 	default: