diff --git a/gl/cogl-texture.c b/gl/cogl-texture.c
index 215e14c78..ad25195f9 100644
--- a/gl/cogl-texture.c
+++ b/gl/cogl-texture.c
@@ -1600,6 +1600,8 @@ cogl_texture_new_from_foreign (GLuint           gl_handle,
 
   g_array_append_val (tex->slice_gl_handles, gl_handle);
 
+  tex->first_pixels = NULL;
+
   return _cogl_texture_handle_new (tex);
 }
 
diff --git a/gles/cogl-texture.c b/gles/cogl-texture.c
index 1929184c0..d650b7015 100644
--- a/gles/cogl-texture.c
+++ b/gles/cogl-texture.c
@@ -1676,6 +1676,8 @@ cogl_texture_new_from_foreign (GLuint           gl_handle,
 
   g_array_append_val (tex->slice_gl_handles, gl_handle);
 
+  tex->first_pixels = NULL;
+
   return _cogl_texture_handle_new (tex);
 }