diff --git a/src/main/kotlin/app/revanced/patcher/resolver/MethodResolver.kt b/src/main/kotlin/app/revanced/patcher/resolver/MethodResolver.kt
index 08f873a..ae0b868 100644
--- a/src/main/kotlin/app/revanced/patcher/resolver/MethodResolver.kt
+++ b/src/main/kotlin/app/revanced/patcher/resolver/MethodResolver.kt
@@ -1,15 +1,13 @@
 package app.revanced.patcher.resolver
 
-import mu.KotlinLogging
 import app.revanced.patcher.cache.MethodMap
 import app.revanced.patcher.cache.PatchData
 import app.revanced.patcher.cache.PatternScanData
 import app.revanced.patcher.signature.Signature
 import app.revanced.patcher.util.ExtraTypes
+import mu.KotlinLogging
 import org.objectweb.asm.Type
 import org.objectweb.asm.tree.*
-import kotlin.reflect.KType
-import kotlin.reflect.typeOf
 
 private val logger = KotlinLogging.logger("MethodResolver")
 
@@ -133,8 +131,8 @@ private fun InsnList.scanFor(pattern: IntArray): ScanResult {
             val n = this[i + occurrence]
             if (
                 !n.anyOf(
-                    typeOf<LabelNode>(),
-                    typeOf<LineNumberNode>()
+                    LabelNode::class.java,
+                    LineNumberNode::class.java
                 ) &&
                 n.opcode != pattern[occurrence]
             ) break
@@ -160,6 +158,5 @@ private fun Array<Type>.convertObjects(): Array<Type> {
     return this.map { it.convertObject() }.toTypedArray()
 }
 
-private fun AbstractInsnNode.anyOf(vararg types: KType): Boolean {
-    return types.any { it.javaClass.isAssignableFrom(this.javaClass) }
-}
+private fun AbstractInsnNode.anyOf(vararg types: Class<*>): Boolean =
+    types.any { this@anyOf.javaClass == it }
\ No newline at end of file
diff --git a/src/test/kotlin/app/revanced/patcher/PatcherTest.kt b/src/test/kotlin/app/revanced/patcher/PatcherTest.kt
index 0c146bd..00f3ebb 100644
--- a/src/test/kotlin/app/revanced/patcher/PatcherTest.kt
+++ b/src/test/kotlin/app/revanced/patcher/PatcherTest.kt
@@ -39,8 +39,10 @@ internal class PatcherTest {
                 ACC_PUBLIC or ACC_STATIC,
                 arrayOf(ExtraTypes.ArrayAny),
                 intArrayOf(
+                    GETSTATIC,
                     LDC,
-                    INVOKEVIRTUAL
+                    INVOKEVIRTUAL,
+                    RETURN
                 )
             )
         )
@@ -66,7 +68,19 @@ internal class PatcherTest {
                     // Get the start index of our opcode pattern.
                     // This will be the index of the LDC instruction.
                     val startIndex = mainMethod.scanData.startIndex
-                    TestUtil.assertNodeEqual(LdcInsnNode("Hello, world!"), instructions[startIndex]!!)
+
+                    // Ignore this, just testing if the method resolver works :)
+                    TestUtil.assertNodeEqual(
+                        FieldInsnNode(
+                            GETSTATIC,
+                            Type.getInternalName(System::class.java),
+                            "out",
+                            // for whatever reason, it adds an "L" and ";" to the node string
+                            "L${Type.getInternalName(PrintStream::class.java)};"
+                        ),
+                        instructions[startIndex]!!
+                    )
+
                     // Create a new LDC node and replace the LDC instruction.
                     val stringNode = LdcInsnNode("Hello, ReVanced! Editing bytecode.")
                     instructions.setAt(startIndex, stringNode)
@@ -82,7 +96,7 @@ internal class PatcherTest {
                             GETSTATIC,
                             Type.getInternalName(System::class.java), // "java/lang/System"
                             "out",
-                            "L" + Type.getInternalName(PrintStream::class.java) // "Ljava/io/PrintStream"
+                            Type.getInternalName(PrintStream::class.java) // "java/io/PrintStream"
                         ),
                         LdcInsnNode("Hello, ReVanced! Adding bytecode."),
                         MethodInsnNode(