diff --git a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Outline.frag b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Outline.frag
index 3dbbfaf0..44870146 100644
--- a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Outline.frag
+++ b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Outline.frag
@@ -1,5 +1,3 @@
-#version 150
-
 // Samplers for textures
 uniform sampler2D m_Texture;
 uniform sampler2D m_OutlineDepthTexture;
diff --git a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePre.frag b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePre.frag
index fcc055e9..1c0c8c11 100644
--- a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePre.frag
+++ b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePre.frag
@@ -1,5 +1,3 @@
-#version 150
-
 // Input texture coordinates from the vertex shader
 in vec2 texCoord;
 
diff --git a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePro.frag b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePro.frag
index 106d3a1f..5f52a2b3 100644
--- a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePro.frag
+++ b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/OutlinePro.frag
@@ -1,5 +1,3 @@
-#version 150
-
 // Uniform samplers
 uniform sampler2D m_Texture;
 uniform sampler2D m_OutlineDepthTexture;
diff --git a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Post15.vert b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Post15.vert
index 8cdf9c51..d15cbd58 100644
--- a/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Post15.vert
+++ b/Projekte/mdga/client/src/main/resources/MatDefs/SelectObjectOutliner/Post15.vert
@@ -1,5 +1,3 @@
-#version 150
-
 // Vertex attributes
 in vec4 inPosition;
 in vec2 inTexCoord;