diff --git a/assets/4096_bayer.frag b/assets/4096_bayer.frag
index 72a655769..3c57f2f2a 100644
--- a/assets/4096_bayer.frag
+++ b/assets/4096_bayer.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/4096_bayer_skyboxfill.frag b/assets/4096_bayer_skyboxfill.frag
index 7828849f5..7296c8118 100644
--- a/assets/4096_bayer_skyboxfill.frag
+++ b/assets/4096_bayer_skyboxfill.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/aaaxmul.frag b/assets/aaaxmul.frag
index b19cf7fa5..29971fa77 100644
--- a/assets/aaaxmul.frag
+++ b/assets/aaaxmul.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/blendGlow.frag b/assets/blendGlow.frag
index 31a3499f9..d53aa148d 100644
--- a/assets/blendGlow.frag
+++ b/assets/blendGlow.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/crt.frag b/assets/crt.frag
index ff51988ae..75f1b56dc 100644
--- a/assets/crt.frag
+++ b/assets/crt.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/hicolour.frag b/assets/hicolour.frag
index 49a673f06..c64485eaa 100644
--- a/assets/hicolour.frag
+++ b/assets/hicolour.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/loadingCircle.frag b/assets/loadingCircle.frag
index ead29d661..0f27e28b2 100644
--- a/assets/loadingCircle.frag
+++ b/assets/loadingCircle.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/passthrurgb.frag b/assets/passthrurgb.frag
index fd119cf4c..57918c361 100644
--- a/assets/passthrurgb.frag
+++ b/assets/passthrurgb.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/raytracelight.frag b/assets/raytracelight.frag
index fcf21433f..3b7cf0069 100644
--- a/assets/raytracelight.frag
+++ b/assets/raytracelight.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/rgbxmul.frag b/assets/rgbxmul.frag
index 0776232df..9bda4166a 100644
--- a/assets/rgbxmul.frag
+++ b/assets/rgbxmul.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/skyboxfill.frag b/assets/skyboxfill.frag
index c2c42e534..7665d2ef1 100644
--- a/assets/skyboxfill.frag
+++ b/assets/skyboxfill.frag
@@ -1,4 +1,4 @@
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/assets/tiling.frag b/assets/tiling.frag
index b71bba952..d59f3d253 100644
--- a/assets/tiling.frag
+++ b/assets/tiling.frag
@@ -2,7 +2,7 @@
 
 */
 
-#version 120
+#version 130
 #ifdef GL_ES
     precision mediump float;
 #endif
diff --git a/src/net/torvald/terrarum/AppLoader.java b/src/net/torvald/terrarum/AppLoader.java
index 3c7c6b0a6..546566042 100644
--- a/src/net/torvald/terrarum/AppLoader.java
+++ b/src/net/torvald/terrarum/AppLoader.java
@@ -344,7 +344,9 @@ public class AppLoader implements ApplicationListener {
             // safe area box
             //KeyToggler.INSTANCE.forceSet(Input.Keys.F11, true);
         }
-
+        else {
+            System.err.println("Game not started using DEBUG MODE -- current build of the game will display black screen without debug mode");
+        }
         // set some more configuration vars
         MULTITHREAD = ThreadParallel.INSTANCE.getThreadCount() >= 3 && getConfigBoolean("multithread");