diff --git a/include/light/ltface2.hh b/include/light/ltface2.hh
index 2efd6c7d..41d07334 100644
--- a/include/light/ltface2.hh
+++ b/include/light/ltface2.hh
@@ -29,6 +29,7 @@
 
 #include <light/light2.hh>
 
+glm::vec2 WorldToTexCoord_HighPrecision(const bsp2_t *bsp, const bsp2_dface_t *face, const glm::vec3 &world);
 void LightBatch(bsp2_t *bsp, const batch_t &batch, const all_contrib_faces_t &all_contrib_faces);
 
 #endif /* __LIGHT_LTFACE2_H__ */
diff --git a/light/ltface2.cc b/light/ltface2.cc
index 3f2166a8..4fc070dd 100644
--- a/light/ltface2.cc
+++ b/light/ltface2.cc
@@ -38,9 +38,7 @@
 using namespace std;
 using namespace glm;
 
-static glm::vec2
-WorldToTexCoord_HighPrecision(const bsp2_t *bsp, const bsp2_dface_t *face,
-                              const glm::vec3 &world)
+glm::vec2 WorldToTexCoord_HighPrecision(const bsp2_t *bsp, const bsp2_dface_t *face, const glm::vec3 &world)
 {
     const texinfo_t *tex = Face_Texinfo(bsp, face);
     if (tex == nullptr)