diff -r 028798a72591 -r e234edb5e613 src/gl/gridprogram.cpp
--- a/src/gl/gridprogram.cpp	Mon Mar 09 23:42:26 2020 +0200
+++ b/src/gl/gridprogram.cpp	Mon Aug 24 22:51:01 2020 +0300
@@ -107,7 +107,7 @@
 
 int GridProgram::vertexCount() const
 {
-	return countof(data);
+	return glm::countof(data);
 }
 
 void GridProgram::setupVertexArrays()