diff --git a/core/src/processing/opengl/PGL.java b/core/src/processing/opengl/PGL.java
index 0a5bd199f..375957693 100644
--- a/core/src/processing/opengl/PGL.java
+++ b/core/src/processing/opengl/PGL.java
@@ -1689,8 +1689,6 @@ public abstract class PGL {
       fragSrc[0] = "#version " + version;
       fragSrc[1] = "out vec4 fragColor;";
 
-      PApplet.printArray(fragSrc);
-
       return fragSrc;
     }
     return fragSrc0;
@@ -1716,8 +1714,6 @@ public abstract class PGL {
       String[] vertSrc = preprocessShaderSource(vertSrc0, search, replace, 1);
       vertSrc[0] = "#version " + version;
 
-      PApplet.printArray(vertSrc);
-
       return vertSrc;
     }
     return vertSrc0;
diff --git a/core/src/processing/opengl/PJOGL.java b/core/src/processing/opengl/PJOGL.java
index f68230bb9..29651057b 100644
--- a/core/src/processing/opengl/PJOGL.java
+++ b/core/src/processing/opengl/PJOGL.java
@@ -1240,7 +1240,7 @@ public class PJOGL extends PGL {
 
   @Override
   protected String[] loadVertexShader(String filename, int version) {
-    if (PApplet.platform == PConstants.WINDOWS) {
+    if (PApplet.platform == PConstants.MACOSX) {
       String[] fragSrc0 = pg.parent.loadStrings(filename);
       return preprocessFragmentSource(fragSrc0, 130);
     } else {
@@ -1251,7 +1251,7 @@ public class PJOGL extends PGL {
 
   @Override
   protected String[] loadFragmentShader(String filename, int version) {
-    if (PApplet.platform == PConstants.WINDOWS) {
+    if (PApplet.platform == PConstants.MACOSX) {
       String[] vertSrc0 = pg.parent.loadStrings(filename);
       return preprocessVertexSource(vertSrc0, 130);
     } else {
@@ -1263,7 +1263,7 @@ public class PJOGL extends PGL {
   @Override
   protected String[] loadFragmentShader(URL url, int version) {
     try {
-      if (PApplet.platform == PConstants.WINDOWS) {
+      if (PApplet.platform == PConstants.MACOSX) {
         String[] fragSrc0 = PApplet.loadStrings(url.openStream());
         return preprocessFragmentSource(fragSrc0, 130);
       } else {
@@ -1279,7 +1279,7 @@ public class PJOGL extends PGL {
   @Override
   protected String[] loadVertexShader(URL url, int version) {
     try {
-      if (PApplet.platform == PConstants.WINDOWS) {
+      if (PApplet.platform == PConstants.MACOSX) {
         String[] vertSrc0 = PApplet.loadStrings(url.openStream());
         return preprocessVertexSource(vertSrc0, 130);
       } else {