diff --git a/src/ObjLoading/Parsing/Menu/Sequence/FunctionScopeSequences.cpp b/src/ObjLoading/Parsing/Menu/Sequence/FunctionScopeSequences.cpp
index 45655f96..e6b34d73 100644
--- a/src/ObjLoading/Parsing/Menu/Sequence/FunctionScopeSequences.cpp
+++ b/src/ObjLoading/Parsing/Menu/Sequence/FunctionScopeSequences.cpp
@@ -4,6 +4,7 @@
 #include "Generic/GenericStringPropertySequence.h"
 #include "Parsing/Menu/Matcher/MenuMatcherFactory.h"
 
+#include <algorithm>
 #include <sstream>
 
 using namespace menu;
diff --git a/thirdparty/zlib.lua b/thirdparty/zlib.lua
index 80687169..742a1f0e 100644
--- a/thirdparty/zlib.lua
+++ b/thirdparty/zlib.lua
@@ -43,6 +43,12 @@ function zlib:project()
 			"_CRT_SECURE_NO_WARNINGS",
 			"_CRT_NONSTDC_NO_DEPRECATE"
 		}
+
+		filter "system:linux"
+			defines {
+				"Z_HAVE_UNISTD_H"
+			}
+		filter {}
 		
 		self:include(includes)