diff --git a/src/engine/engine.hh b/src/engine/engine.hh
index fa1b9d3..4f2b76f 100644
--- a/src/engine/engine.hh
+++ b/src/engine/engine.hh
@@ -9,6 +9,5 @@ extern dynent *player;
 extern physent *camera1;                // special ent that acts as camera, same object as player1 in FPS mode
 
 extern int worldscale, worldsize;
-extern int xtraverts, xtravertsva;
 
 #endif
diff --git a/src/engine/grass.cc b/src/engine/grass.cc
index c2a2276..b27d635 100644
--- a/src/engine/grass.cc
+++ b/src/engine/grass.cc
@@ -1,4 +1,5 @@
 #include "blend.hh"
+#include "rendergl.hh" // xtraverts
 #include "renderva.hh"
 #include "texture.hh"
 
diff --git a/src/engine/rendergl.hh b/src/engine/rendergl.hh
index 76dd22c..7ec6b9c 100644
--- a/src/engine/rendergl.hh
+++ b/src/engine/rendergl.hh
@@ -5,6 +5,8 @@
 
 extern bool hasVAO, hasTR, hasTSW, hasPBO, hasFBO, hasAFBO, hasDS, hasTF, hasCBF, hasS3TC, hasFXT1, hasLATC, hasRGTC, hasAF, hasFBB, hasFBMS, hasTMS, hasMSS, hasFBMSBS, hasUBO, hasMBR, hasDB2, hasDBB, hasTG, hasTQ, hasPF, hasTRG, hasTI, hasHFV, hasHFP, hasDBT, hasDC, hasDBGO, hasEGPU4, hasGPU4, hasGPU5, hasBFE, hasEAL, hasCR, hasOQ2, hasES3, hasCB, hasCI;
 
+extern int xtraverts, xtravertsva;
+
 extern int renderw, renderh, hudw, hudh;
 
 extern int glversion, glslversion, glcompat;
diff --git a/src/engine/rendertext.cc b/src/engine/rendertext.cc
index 4d30d1f..2cf02b2 100644
--- a/src/engine/rendertext.cc
+++ b/src/engine/rendertext.cc
@@ -1,4 +1,6 @@
 #include "rendertext.hh"
+
+#include "rendergl.hh" // xtraverts
 #include "texture.hh"
 
 #include "engine.hh"