diff --git a/extra_symbols.txt b/extra_symbols.txt
index 447818e..d086538 100644
--- a/extra_symbols.txt
+++ b/extra_symbols.txt
@@ -1,3 +1,9 @@
+glCompressedTexImage2D
+GL_LINEAR_MIPMAP_LINEAR
+GL_TEXTURE_WRAP_S
+GL_TEXTURE_WRAP_T
+GL_REPEAT
+GL_CLAMP_TO_EDGE
 glReadPixels
 glClearColor
 glClear