diff --git a/source/src/rendergl.cpp b/source/src/rendergl.cpp
index 3678341f..f532eee5 100644
--- a/source/src/rendergl.cpp
+++ b/source/src/rendergl.cpp
@@ -922,7 +922,7 @@ void sethudgunperspective(bool on)
     if(on)
     {
         glScalef(1, 1, 0.5f); // fix hudugns colliding with map geometry
-        setperspective(75.0f, aspect, 0.3f, farplane); // y fov fixed at 75°
+        setperspective(75.0f, aspect, 0.3f, farplane); // y fov fixed at 75 degrees
     }
     else setperspective(fovy, aspect, 0.15f, farplane);
     glMatrixMode(GL_MODELVIEW);