diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/StarboundClient.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/StarboundClient.kt
index a925853e..93271034 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/StarboundClient.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/StarboundClient.kt
@@ -9,7 +9,7 @@ import org.lwjgl.glfw.GLFW
 import org.lwjgl.glfw.GLFWErrorCallback
 import org.lwjgl.opengl.GL
 import org.lwjgl.opengl.GL11
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import org.lwjgl.opengl.GLCapabilities
 import org.lwjgl.system.MemoryStack
 import org.lwjgl.system.MemoryUtil
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/BufferObject.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/BufferObject.kt
index 66090c6d..0a1d9e70 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/BufferObject.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/BufferObject.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.gl
 
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import org.lwjgl.system.MemoryUtil
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import java.nio.ByteBuffer
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/ErrorCheck.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/ErrorCheck.kt
index 63123764..b3bee180 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/ErrorCheck.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/ErrorCheck.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.gl
 
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 
 // GL_INVALID_ENUM
 // GL_INVALID_VALUE
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLFrameBuffer.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLFrameBuffer.kt
index f9e9921d..26f62ec5 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLFrameBuffer.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLFrameBuffer.kt
@@ -8,16 +8,16 @@ import org.lwjgl.opengl.GL30.GL_RGB
 import org.lwjgl.opengl.GL30.GL_TEXTURE_2D
 import org.lwjgl.opengl.GL30.glFramebufferTexture2D
 import org.lwjgl.opengl.GL45.glCheckNamedFramebufferStatus
-import org.lwjgl.opengl.GL46
+import org.lwjgl.opengl.GL45
 import ru.dbotthepony.kstarbound.client.StarboundClient
 
 class GLFrameBuffer : GLObject() {
 	override val client = StarboundClient.current()
-	override val pointer = GL46.glGenFramebuffers()
+	override val pointer = GL45.glGenFramebuffers()
 
 	init {
 		checkForGLError("Creating framebuffer")
-		client.registerCleanable(this, GL46::glDeleteFramebuffers, pointer)
+		client.registerCleanable(this, GL45::glDeleteFramebuffers, pointer)
 	}
 
 	val isComplete: Boolean get() {
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLTexture.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLTexture.kt
index 7714dcd8..2e7ae594 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLTexture.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLTexture.kt
@@ -1,7 +1,7 @@
 package ru.dbotthepony.kstarbound.client.gl
 
 import org.apache.logging.log4j.LogManager
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import org.lwjgl.stb.STBImage
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import ru.dbotthepony.kstarbound.defs.image.Image
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLType.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLType.kt
index df194f72..51b189b5 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLType.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/GLType.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.gl
 
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 
 enum class GLType(
 	val identity: Int,
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/VertexArrayObject.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/VertexArrayObject.kt
index 65861536..1a8594ee 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/VertexArrayObject.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/VertexArrayObject.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.gl
 
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import ru.dbotthepony.kstarbound.client.StarboundClient
 
 class VertexArrayObject : GLObject() {
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/shader/GLShaderProgram.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/shader/GLShaderProgram.kt
index e3baf94b..d59d6836 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/shader/GLShaderProgram.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/shader/GLShaderProgram.kt
@@ -4,7 +4,7 @@ import it.unimi.dsi.fastutil.objects.Object2BooleanArrayMap
 import it.unimi.dsi.fastutil.objects.Object2BooleanFunction
 import it.unimi.dsi.fastutil.objects.Object2ObjectArrayMap
 import it.unimi.dsi.fastutil.objects.Object2ObjectFunction
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import ru.dbotthepony.kstarbound.client.gl.GLObject
 import ru.dbotthepony.kstarbound.client.gl.checkForGLError
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/StreamVertexBuilder.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/StreamVertexBuilder.kt
index f4eedf99..03fe8181 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/StreamVertexBuilder.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/StreamVertexBuilder.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.gl.vertex
 
-import org.lwjgl.opengl.GL46
+import org.lwjgl.opengl.GL45
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import ru.dbotthepony.kstarbound.client.gl.VertexArrayObject
 import ru.dbotthepony.kstarbound.client.gl.BufferObject
@@ -32,16 +32,16 @@ class StreamVertexBuilder(
 		ebo.unbind()
 	}
 
-	fun upload(drawType: Int = GL46.GL_DYNAMIC_DRAW) {
+	fun upload(drawType: Int = GL45.GL_DYNAMIC_DRAW) {
 		builder.upload(vbo, ebo, drawType)
 	}
 
 	fun bind() = vao.bind()
 	fun unbind() = vao.unbind()
 
-	fun draw(primitives: Int = GL46.GL_TRIANGLES) {
+	fun draw(primitives: Int = GL45.GL_TRIANGLES) {
 		bind()
-		GL46.glDrawElements(primitives, builder.indexCount, builder.indexType, 0L)
+		GL45.glDrawElements(primitives, builder.indexCount, builder.indexType, 0L)
 		checkForGLError()
 	}
 
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/VertexBuilder.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/VertexBuilder.kt
index 72c188fb..0ec04554 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/VertexBuilder.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/gl/vertex/VertexBuilder.kt
@@ -1,9 +1,9 @@
 package ru.dbotthepony.kstarbound.client.gl.vertex
 
-import org.lwjgl.opengl.GL46
-import org.lwjgl.opengl.GL46.GL_UNSIGNED_INT
-import org.lwjgl.opengl.GL46.GL_UNSIGNED_SHORT
-import org.lwjgl.opengl.GL46.GL_UNSIGNED_BYTE
+import org.lwjgl.opengl.GL45
+import org.lwjgl.opengl.GL45.GL_UNSIGNED_INT
+import org.lwjgl.opengl.GL45.GL_UNSIGNED_SHORT
+import org.lwjgl.opengl.GL45.GL_UNSIGNED_BYTE
 import ru.dbotthepony.kstarbound.client.gl.GLType
 import ru.dbotthepony.kstarbound.client.gl.BufferObject
 import ru.dbotthepony.kvector.util2d.AABB
@@ -220,7 +220,7 @@ class VertexBuilder(
 		return this
 	}
 
-	fun upload(vbo: BufferObject.VBO, ebo: BufferObject.EBO, drawType: Int = GL46.GL_DYNAMIC_DRAW) {
+	fun upload(vbo: BufferObject.VBO, ebo: BufferObject.EBO, drawType: Int = GL45.GL_DYNAMIC_DRAW) {
 		end()
 
 		check(elementVertices == 0) { "Not fully built vertex element ($mode requires ${mode?.elements} vertex points to be present, yet last strip has only $elementVertices elements)" }
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Box2DRenderer.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Box2DRenderer.kt
index 149b2301..eb78e65d 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Box2DRenderer.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Box2DRenderer.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.render
 
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import ru.dbotthepony.kbox2d.api.IDebugDraw
 import ru.dbotthepony.kbox2d.api.Transform
 import ru.dbotthepony.kstarbound.PIXELS_IN_STARBOUND_UNIT
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Font.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Font.kt
index bef841a0..147d3501 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Font.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Font.kt
@@ -2,7 +2,7 @@ package ru.dbotthepony.kstarbound.client.render
 
 import it.unimi.dsi.fastutil.chars.Char2ObjectArrayMap
 import it.unimi.dsi.fastutil.objects.Object2ObjectFunction
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import ru.dbotthepony.kstarbound.client.freetype.LoadFlag
 import ru.dbotthepony.kstarbound.client.gl.*
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Mesh.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Mesh.kt
index a33e20a5..a3e2951e 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Mesh.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/Mesh.kt
@@ -1,6 +1,6 @@
 package ru.dbotthepony.kstarbound.client.render
 
-import org.lwjgl.opengl.GL46
+import org.lwjgl.opengl.GL45
 import ru.dbotthepony.kstarbound.client.StarboundClient
 import ru.dbotthepony.kstarbound.client.gl.checkForGLError
 import ru.dbotthepony.kstarbound.client.gl.shader.GLShaderProgram
@@ -9,7 +9,7 @@ import ru.dbotthepony.kvector.arrays.Matrix4f
 
 class Mesh() {
 	constructor(builder: VertexBuilder) : this() {
-		load(builder, GL46.GL_STATIC_DRAW)
+		load(builder, GL45.GL_STATIC_DRAW)
 	}
 
 	val state = StarboundClient.current()
@@ -23,7 +23,7 @@ class Mesh() {
 	var indexType = 0
 		private set
 
-	fun load(builder: VertexBuilder, mode: Int = GL46.GL_DYNAMIC_DRAW) {
+	fun load(builder: VertexBuilder, mode: Int = GL45.GL_DYNAMIC_DRAW) {
 		vao.bind()
 		vbo.bind()
 		ebo.bind()
@@ -41,7 +41,7 @@ class Mesh() {
 
 	fun render() {
 		vao.bind()
-		GL46.glDrawElements(GL46.GL_TRIANGLES, indexCount, indexType, 0L)
+		GL45.glDrawElements(GL45.GL_TRIANGLES, indexCount, indexType, 0L)
 		checkForGLError()
 		vao.unbind()
 	}
diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/TileRenderer.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/TileRenderer.kt
index 9dc3414a..3ac2d789 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/TileRenderer.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/client/render/TileRenderer.kt
@@ -1,7 +1,7 @@
 package ru.dbotthepony.kstarbound.client.render
 
 import org.apache.logging.log4j.LogManager
-import org.lwjgl.opengl.GL46.*
+import org.lwjgl.opengl.GL45.*
 import ru.dbotthepony.kstarbound.PIXELS_IN_STARBOUND_UNITf
 import ru.dbotthepony.kstarbound.Starbound
 import ru.dbotthepony.kstarbound.client.StarboundClient