diff --git a/android/src/main/java/com/projectseptember/RNGL/GLCanvas.java b/android/src/main/java/com/projectseptember/RNGL/GLCanvas.java
index ae360019c096f48af1d7be9fdebfa784c6c80e43..7016a1a2a0cc281659c6102f4e154a9024bdd2cc 100644
--- a/android/src/main/java/com/projectseptember/RNGL/GLCanvas.java
+++ b/android/src/main/java/com/projectseptember/RNGL/GLCanvas.java
@@ -723,7 +723,7 @@ public class GLCanvas extends GLSurfaceView
 
         glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
         glClear(GL_COLOR_BUFFER_BIT);
-        glDrawArrays(GL_TRIANGLES, 0, 6);
+        glDrawArrays(GL_TRIANGLES, 0, 3);
     }
 
     private void render () {
diff --git a/android/src/main/java/com/projectseptember/RNGL/GLShader.java b/android/src/main/java/com/projectseptember/RNGL/GLShader.java
index 15f95f6725225b966f44babcf41e77f3631ffb56..90435eb5d9b409f6d8937ae5d5364ce70caa240b 100644
--- a/android/src/main/java/com/projectseptember/RNGL/GLShader.java
+++ b/android/src/main/java/com/projectseptember/RNGL/GLShader.java
@@ -189,12 +189,9 @@ public class GLShader {
         glBindBuffer(GL_ARRAY_BUFFER, buffer[0]);
 
         float buf[] = {
-                -1.0f, -1.0f,
-                1.0f, -1.0f,
-                -1.0f,  1.0f,
-                -1.0f,  1.0f,
-                1.0f, -1.0f,
-                1.0f,  1.0f
+            -1.0f, -1.0f,
+            -1.0f, 4.0f,
+             4.0f,  -1.0f
         };
         FloatBuffer bufferData = ByteBuffer.allocateDirect(buf.length * 4)
                 .order(ByteOrder.nativeOrder())
diff --git a/ios/GLCanvas.m b/ios/GLCanvas.m
index e6eb4b253d02952b2a866740fd37b9ecbb1b874c..affe1a28891a59cc93c61068d80129a693fc21f2 100644
--- a/ios/GLCanvas.m
+++ b/ios/GLCanvas.m
@@ -520,7 +520,7 @@ RCT_NOT_IMPLEMENTED(-init)
       RCT_PROFILE_BEGIN_EVENT(0, @"draw", nil);
       glClearColor(0.0, 0.0, 0.0, 0.0);
       glClear(GL_COLOR_BUFFER_BIT);
-      glDrawArrays(GL_TRIANGLES, 0, 6);
+      glDrawArrays(GL_TRIANGLES, 0, 3);
       RCT_PROFILE_END_EVENT(0, @"gl", nil);
 
       RCT_PROFILE_END_EVENT(0, @"gl", nil);
diff --git a/ios/GLShader.m b/ios/GLShader.m
index 5f0ac9d6165a0adc1ce53bcdf95e25062868f30d..5780018622d3cacad7ef85663008f046a7b6585a 100644
--- a/ios/GLShader.m
+++ b/ios/GLShader.m
@@ -389,11 +389,8 @@ GLuint compileShader (NSString* shaderName, NSString* shaderString, GLenum shade
   glBindBuffer(GL_ARRAY_BUFFER, buffer);
   GLfloat buf[] = {
     -1.0, -1.0,
-    1.0, -1.0,
-    -1.0,  1.0,
-    -1.0,  1.0,
-    1.0, -1.0,
-    1.0,  1.0
+    -1.0, 4.0,
+     4.0,  -1.0
   };
   glBufferData(GL_ARRAY_BUFFER, sizeof(buf), buf, GL_STATIC_DRAW);