diff --git a/.gitignore b/.gitignore
index 44297ae8..0f5a5248 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,7 @@ msvc
 /imgui_177
 /imgui_178
 /merge
+/glew_x64
+/glfw_30
+/imgui_181
+/msvc_x86
diff --git a/src/nav/LeafNavMeshGenerator.cpp b/src/nav/LeafNavMeshGenerator.cpp
index 78244f91..a96c1025 100644
--- a/src/nav/LeafNavMeshGenerator.cpp
+++ b/src/nav/LeafNavMeshGenerator.cpp
@@ -8,6 +8,7 @@
 #include "util.h"
 #include "LeafOctree.h"
 #include <algorithm>
+#include <float.h>
 
 LeafNavMesh* LeafNavMeshGenerator::generate(Bsp* map, int hull) {
 	float NavMeshGeneratorGenStart = glfwGetTime();