diff --git a/Makefile b/Makefile
index 3061a72..b8c9e11 100644
--- a/Makefile
+++ b/Makefile
@@ -152,7 +152,7 @@ CONTAINER_RUNTIME ?= $(shell command -v docker 2>/dev/null || command -v podman
 # Set SKIP_BUILD=true to skip the image build/load steps and use a pre-built image.
 SKIP_BUILD ?= false
 # Number of parallel Ginkgo workers. Defaults to 1 (sequential). Override with GINKGO_PROCS=N.
-GINKGO_PROCS ?= 4
+GINKGO_PROCS ?= 1
 
 .PHONY: e2e-setup
 e2e-setup: ## One-time setup: create Kind cluster and install dependencies (Argo, CSI, Vault)
diff --git a/internal/pkg/util/interface.go b/internal/pkg/util/interface.go
index ba04de2..76e7d12 100644
--- a/internal/pkg/util/interface.go
+++ b/internal/pkg/util/interface.go
@@ -23,15 +23,21 @@ func InterfaceSlice(slice interface{}) []interface{} {
 	return ret
 }
 
-// ParseBool returns result in bool format after parsing
+// ParseBool returns result in bool format after parsing.
+// It handles concrete bool/string types as well as any named type whose
+// underlying kind is bool or string (e.g. type MyBool bool).
 func ParseBool(value interface{}) bool {
-	if reflect.Bool == reflect.TypeOf(value).Kind() {
-		b, _ := value.(bool)
-		return b
-	} else if reflect.String == reflect.TypeOf(value).Kind() {
-		s, _ := value.(string)
-		result, _ := strconv.ParseBool(s)
-		return result
+	if value == nil {
+		return false
+	}
+	v := reflect.ValueOf(value)
+	switch v.Kind() {
+	case reflect.Bool:
+		return v.Bool()
+	case reflect.String:
+		result, _ := strconv.ParseBool(v.String())
+		return result
+	default:
+		return false
 	}
-	return false
 }
diff --git a/internal/pkg/util/util_test.go b/internal/pkg/util/util_test.go
index 161e92d..d76daf8 100644
--- a/internal/pkg/util/util_test.go
+++ b/internal/pkg/util/util_test.go
@@ -8,6 +8,45 @@ import (
 	"github.com/stakater/Reloader/internal/pkg/options"
 )
 
+// custom named types to verify reflect-based extraction
+type myBool bool
+type myString string
+
+func TestParseBool(t *testing.T) {
+	tests := []struct {
+		name  string
+		input interface{}
+		want  bool
+	}{
+		// concrete bool
+		{"true bool", true, true},
+		{"false bool", false, false},
+		// concrete string
+		{"string true", "true", true},
+		{"string 1", "1", true},
+		{"string false", "false", false},
+		{"string 0", "0", false},
+		{"string invalid", "banana", false},
+		// custom named bool kind
+		{"myBool true", myBool(true), true},
+		{"myBool false", myBool(false), false},
+		// custom named string kind
+		{"myString true", myString("true"), true},
+		{"myString false", myString("false"), false},
+		// nil and unsupported
+		{"nil", nil, false},
+		{"int", 42, false},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			if got := ParseBool(tc.input); got != tc.want {
+				t.Errorf("ParseBool(%v) = %v, want %v", tc.input, got, tc.want)
+			}
+		})
+	}
+}
+
 func TestConvertToEnvVarName(t *testing.T) {
 	data := "www.stakater.com"
 	envVar := ConvertToEnvVarName(data)
diff --git a/test/e2e/README.md b/test/e2e/README.md
index cfa989d..608ecf5 100644
--- a/test/e2e/README.md
+++ b/test/e2e/README.md
@@ -40,13 +40,13 @@ SKIP_BUILD=true RELOADER_IMAGE=ghcr.io/stakater/reloader:v1.2.0 make e2e
 
 ### Environment Variables
 
-| Variable | Default | Description |
-|----------|---------|-------------|
+| Variable | Default                          | Description |
+|----------|----------------------------------|-------------|
 | `RELOADER_IMAGE` | `ghcr.io/stakater/reloader:test` | Image to test |
-| `SKIP_BUILD` | `false` | Skip the container image build and Kind load steps; requires `RELOADER_IMAGE` to point to an already-loaded image |
-| `KIND_CLUSTER` | `reloader-e2e` | Kind cluster name |
-| `E2E_TIMEOUT` | `45m` | Test timeout |
-| `GINKGO_PROCS` | `4` | Number of parallel Ginkgo worker processes |
+| `SKIP_BUILD` | `false`                          | Skip the container image build and Kind load steps; requires `RELOADER_IMAGE` to point to an already-loaded image |
+| `KIND_CLUSTER` | `reloader-e2e`                   | Kind cluster name |
+| `E2E_TIMEOUT` | `45m`                            | Test timeout |
+| `GINKGO_PROCS` | `1`                              | Number of parallel Ginkgo worker processes |
 
 ## Test Structure