diff --git a/raycaster.cpp b/raycaster.cpp
index 84a414a7..0b34b698 100644
--- a/raycaster.cpp
+++ b/raycaster.cpp
@@ -488,7 +488,7 @@ void bind_array(vector<array<float, 4>>& v, GLint t, GLuint& tx, int id) {
   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
   
-  glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA32F, length, isize(v)/length, 0, GL_RGBA, GL_FLOAT, &v[0]);  
+  glTexImage2D(GL_TEXTURE_2D, 0, 0x8814 /* GL_RGBA32F */, length, isize(v)/length, 0, GL_RGBA, GL_FLOAT, &v[0]);  
   GLERR("bind_array");
   }