diff --git a/CHANGELOG.md b/CHANGELOG.md
index b891588..9922dea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+## [0.7.3]
+- Removed fastutil dependency
+
 ## [0.7.2]
 - Fixed handling of html entities inside mathematical expressions 
 
diff --git a/gradle.properties b/gradle.properties
index 05d210e..25a51ed 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
-version=0.7.2
+version=0.7.3
 snapshot=true
 publication_channels=maven-central-snapshot
diff --git a/settings.gradle.kts b/settings.gradle.kts
index f7fd73c..7d59f0d 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -4,7 +4,7 @@ include(":docs")
 
 pluginManagement {
   plugins {
-    kotlin("multiplatform") version "1.9.22" apply false
+    kotlin("multiplatform") version "2.0.0" apply false
     id("org.jetbrains.dokka") version "1.8.20" apply false
   }
 }
diff --git a/src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/lexer/_GFMLexer.kt b/src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/lexer/_GFMLexer.kt
index c02a47f..dee96cf 100644
--- a/src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/lexer/_GFMLexer.kt
+++ b/src/commonMain/kotlin/org/intellij/markdown/flavours/gfm/lexer/_GFMLexer.kt
@@ -8,6 +8,7 @@ import org.intellij.markdown.flavours.gfm.GFMTokenTypes
 import org.intellij.markdown.html.*
 import org.intellij.markdown.lexer.Compat
 import org.intellij.markdown.lexer.GeneratedLexer
+import org.intellij.markdown.lexer.Stack
 
 /* Auto generated File */
 class _GFMLexer : GeneratedLexer {
@@ -56,7 +57,7 @@ class _GFMLexer : GeneratedLexer {
     /* user code: */
     private class Token : MarkdownTokenTypes()
 
-    private val stateStack: IntStack = IntStack()
+    private val stateStack: Stack<Int> = Stack()
     private var isHeader = false
     private var codeSpanBacktickslength = 0
     private val parseDelimited = ParseDelimited()
diff --git a/src/commonMain/kotlin/org/intellij/markdown/flavours/space/lexer/_SFMLexer.kt b/src/commonMain/kotlin/org/intellij/markdown/flavours/space/lexer/_SFMLexer.kt
index 2bfdfbd..483bf20 100644
--- a/src/commonMain/kotlin/org/intellij/markdown/flavours/space/lexer/_SFMLexer.kt
+++ b/src/commonMain/kotlin/org/intellij/markdown/flavours/space/lexer/_SFMLexer.kt
@@ -7,8 +7,8 @@ import org.intellij.markdown.IElementType
 import kotlin.Throws
 import org.intellij.markdown.flavours.gfm.GFMTokenTypes
 import org.intellij.markdown.html.BitSet
-import org.intellij.markdown.html.IntStack
 import org.intellij.markdown.lexer.Compat
+import org.intellij.markdown.lexer.Stack
 
 /**
  * This class is a scanner generated by
@@ -61,7 +61,7 @@ class _SFMLexer : GeneratedLexer {
     /* user code: */
     private class Token : MarkdownTokenTypes()
 
-    private val stateStack = IntStack()
+    private val stateStack = Stack<Int>()
     private var isHeader = false
     private val parseDelimited = ParseDelimited()
 
diff --git a/src/commonMain/kotlin/org/intellij/markdown/html/CommonDefs.kt b/src/commonMain/kotlin/org/intellij/markdown/html/CommonDefs.kt
index 7161e85..2d638a3 100644
--- a/src/commonMain/kotlin/org/intellij/markdown/html/CommonDefs.kt
+++ b/src/commonMain/kotlin/org/intellij/markdown/html/CommonDefs.kt
@@ -22,12 +22,6 @@ expect class BitSet(size: Int){
 inline fun BitSet.clear(index: Int) =
     set(index, false)
 
-expect class IntStack() {
-    fun push(e: Int)
-    fun pop(): Int
-    fun isEmpty(): Boolean
-}
-
 expect fun isWhitespace(char: Char): Boolean
 
 expect fun isPunctuation(char: Char): Boolean
diff --git a/src/jsMain/kotlin/CommonDefsImplJs.kt b/src/jsMain/kotlin/CommonDefsImplJs.kt
index 04ea654..5b0d756 100644
--- a/src/jsMain/kotlin/CommonDefsImplJs.kt
+++ b/src/jsMain/kotlin/CommonDefsImplJs.kt
@@ -1,10 +1,7 @@
 package org.intellij.markdown.html
 
-import org.intellij.markdown.lexer.Stack
 import org.w3c.dom.url.URL
 
-actual class IntStack: Stack<Int>()
-
 actual typealias BitSet = BooleanArray
 
 actual class URI actual constructor(str: String) {
diff --git a/src/jvmMain/kotlin/CommonDefsImplJvm.kt b/src/jvmMain/kotlin/CommonDefsImplJvm.kt
index 59e55ef..3d00c38 100644
--- a/src/jvmMain/kotlin/CommonDefsImplJvm.kt
+++ b/src/jvmMain/kotlin/CommonDefsImplJvm.kt
@@ -7,8 +7,6 @@ actual class BitSet actual constructor(size: Int): java.util.BitSet(size){
     actual val size = size()
 }
 
-actual class IntStack: Stack<Int>()
-
 private const val PUNCTUATION_MASK: Int = (1 shl Character.DASH_PUNCTUATION.toInt()) or
         (1 shl Character.START_PUNCTUATION.toInt())     or
         (1 shl Character.END_PUNCTUATION.toInt())       or
diff --git a/src/nativeMain/kotlin/org/intellij/markdown/html/CommonDefsImplNative.kt b/src/nativeMain/kotlin/org/intellij/markdown/html/CommonDefsImplNative.kt
index 409fab2..85a6e21 100644
--- a/src/nativeMain/kotlin/org/intellij/markdown/html/CommonDefsImplNative.kt
+++ b/src/nativeMain/kotlin/org/intellij/markdown/html/CommonDefsImplNative.kt
@@ -1,7 +1,4 @@
 package org.intellij.markdown.html
-import org.intellij.markdown.lexer.Stack
-
-actual class IntStack: Stack<Int>()
 
 actual typealias BitSet = BooleanArray
 
diff --git a/src/wasmJsMain/kotlin/CommonDefsImplJs.kt b/src/wasmJsMain/kotlin/CommonDefsImplJs.kt
index 1d962c2..b7a4479 100644
--- a/src/wasmJsMain/kotlin/CommonDefsImplJs.kt
+++ b/src/wasmJsMain/kotlin/CommonDefsImplJs.kt
@@ -1,10 +1,7 @@
 package org.intellij.markdown.html
 
-import org.intellij.markdown.lexer.Stack
 import org.w3c.dom.url.URL
 
-actual class IntStack: Stack<Int>()
-
 actual typealias BitSet = BooleanArray
 
 actual class URI actual constructor(str: String) {