diff --git a/src/gpufont/font.cpp b/src/gpufont/font.cpp
new file mode 100644
index 0000000..3aa8abc
--- /dev/null
+++ b/src/gpufont/font.cpp
@@ -0,0 +1,8 @@
+#include "font.hpp"
+
+namespace ofxGPUFont {
+
+GLint Font::gl_max_texture_size = -1;
+GLint Font::gl_max_uniform_block_size = -1;
+
+}