diff --git a/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/Wisp.kt b/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/Wisp.kt
index ca147c8..3369b68 100644
--- a/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/Wisp.kt
+++ b/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/Wisp.kt
@@ -24,16 +24,30 @@ class Wisp(
      */
     fun resolveRoutes(uri: Uri): List<Any> {
         val paths = parser.parse(uri)
+        val queryParams = getQueryParams(uri)
+
         return paths.map { path ->
-            matchAndCreate(path) ?: throw WispError.UnknownPath(path)
+            matchAndCreate(path, queryParams) ?: throw WispError.UnknownPath(path)
+        }
+    }
+
+    private fun getQueryParams(uri: Uri): Map<String, String> {
+        val params = mutableMapOf<String, String>()
+        uri.queryParameterNames.forEach { key ->
+            uri.getQueryParameter(key)?.let { value ->
+                params[key] = value
+            }
         }
+        return params
     }
 
-    private fun matchAndCreate(path: String): Any? {
+    private fun matchAndCreate(path: String, queryParams: Map<String, String>): Any? {
         for ((pattern, factory) in mergedRoutes) {
-            val params = WispUriMatcher.match(path, pattern)
-            if (params != null) {
-                return factory.create(params)
+            val pathVariables = WispUriMatcher.match(path, pattern)
+            if (pathVariables != null) {
+                // Path Variable과 Query Parameter 병합 (Query Param 우선순위 낮음)
+                val combinedParams = queryParams + pathVariables
+                return factory.create(combinedParams)
             }
         }
         return null
@@ -71,7 +85,9 @@ class Wisp(
 
         @JvmStatic
         @Synchronized
-        fun initialize() {
+        fun initialize(
+            parser: WispUriParser = DefaultWispUriParser()
+        ) {
             if (instance == null) {
                 val aggregatedRoutes = mutableMapOf<String, RouteFactory>()
                 val loader = ServiceLoader.load(WispModuleRegistry::class.java)
@@ -80,7 +96,7 @@ class Wisp(
                     aggregatedRoutes.putAll(registry.getRoutes())
                 }
 
-                instance = Wisp(aggregatedRoutes)
+                instance = Wisp(aggregatedRoutes, parser)
             }
         }
 
diff --git a/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/parser/DefaultWispUriParser.kt b/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/parser/DefaultWispUriParser.kt
index 0bf677b..0f25dae 100644
--- a/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/parser/DefaultWispUriParser.kt
+++ b/wisp-runtime/src/main/java/com/angrypodo/wisp/runtime/parser/DefaultWispUriParser.kt
@@ -1,26 +1,28 @@
 package com.angrypodo.wisp.runtime.parser
 
 import android.net.Uri
-import com.angrypodo.wisp.runtime.WispError
-import java.net.URLDecoder
-import java.nio.charset.StandardCharsets
 
-private const val STACK = "stack"
+/**
+ * 기본 URI 파서 구현체입니다.
+ * URI의 경로(Path)를 지정된 구분자([delimiter])로 분리하여 라우트 경로 리스트를 생성합니다.
+ *
+ * 예: "myapp://home/product" (delimiter="/") -> ["home", "product"]
+ */
+class DefaultWispUriParser(
+    private val delimiter: String = "/"
+) : WispUriParser {
 
-class DefaultWispUriParser : WispUriParser {
     override fun parse(uri: Uri): List<String> {
-        val encodedStack = uri.getQueryParameter(STACK)
+        val path = uri.path ?: return emptyList()
 
-        if (encodedStack.isNullOrBlank()) {
-            throw WispError.ParsingFailed(uri.toString(), "Missing 'stack' query parameter")
+        // 경로가 구분자로 시작하면 제거 (예: "/home" -> "home")
+        val trimmedPath = if (path.startsWith(delimiter)) {
+            path.substring(delimiter.length)
+        } else {
+            path
         }
 
-        return try {
-            val decodedStack = URLDecoder.decode(encodedStack, StandardCharsets.UTF_8.name())
-
-            decodedStack.split("|").filter { it.isNotBlank() }
-        } catch (e: Exception) {
-            throw WispError.ParsingFailed(uri.toString(), e.message ?: "Unknown decoding error")
-        }
+        return trimmedPath.split(delimiter)
+            .filter { it.isNotEmpty() }
     }
 }