diff --git a/cogl/cogl-pixel-array.c b/cogl/cogl-pixel-array.c
index 574a71c0f..ba8d60fc2 100644
--- a/cogl/cogl-pixel-array.c
+++ b/cogl/cogl-pixel-array.c
@@ -87,8 +87,8 @@ cogl_malloc_pixel_array_vtable;
 
 COGL_BUFFER_DEFINE (PixelArray, pixel_array)
 
-CoglPixelArray *
-cogl_pixel_array_new (unsigned int size)
+static CoglPixelArray *
+_cogl_pixel_array_new (unsigned int size)
 {
   CoglPixelArray *pixel_array = g_slice_new0 (CoglPixelArray);
   CoglBuffer *buffer = COGL_BUFFER (pixel_array);
@@ -148,7 +148,7 @@ cogl_pixel_array_new_with_size (unsigned int    width,
   if (rowstride)
     *rowstride = stride;
 
-  buffer = cogl_pixel_array_new (height * stride);
+  buffer = _cogl_pixel_array_new (height * stride);
   if (G_UNLIKELY (buffer == COGL_INVALID_HANDLE))
     return COGL_INVALID_HANDLE;
 
diff --git a/cogl/cogl-pixel-array.h b/cogl/cogl-pixel-array.h
index 3e17782d8..870ed9cbf 100644
--- a/cogl/cogl-pixel-array.h
+++ b/cogl/cogl-pixel-array.h
@@ -52,22 +52,6 @@ G_BEGIN_DECLS
 
 typedef struct _CoglPixelArray CoglPixelArray;
 
-/**
- * cogl_pixel_array_new:
- * @size: size of the array in bytes
- *
- * Creates a new array to store pixel data. You can create a new texture from
- * this array using cogl_texture_new_from_buffer().
- *
- * Return value: a #CoglPixelArray representing the newly created array or
- *               %NULL on failure
- *
- * Since: 1.2
- * Stability: Unstable
- */
-CoglPixelArray *
-cogl_pixel_array_new (unsigned int size);
-
 /**
  * cogl_pixel_array_new_with_size:
  * @width: width of the pixel array in pixels