diff --git a/src/spatialite/deps/geos/geos/src/algorithm/LineIntersector.cpp b/src/spatialite/deps/geos/geos/src/algorithm/LineIntersector.cpp
index 8845d00..de5021e 100644
--- a/src/spatialite/deps/geos/geos/src/algorithm/LineIntersector.cpp
+++ b/src/spatialite/deps/geos/geos/src/algorithm/LineIntersector.cpp
@@ -32,7 +32,7 @@
 #include <string>
 #include <cmath> // for fabs()
 #include <cassert> 
-
+#include <algorithm>
 
 #ifndef GEOS_DEBUG
 #define GEOS_DEBUG 0
diff --git a/src/spatialite/deps/geos/geos/src/geom/LineSegment.cpp b/src/spatialite/deps/geos/geos/src/geom/LineSegment.cpp
index a325832..b26408a 100644
--- a/src/spatialite/deps/geos/geos/src/geom/LineSegment.cpp
+++ b/src/spatialite/deps/geos/geos/src/geom/LineSegment.cpp
@@ -34,6 +34,7 @@
 
 #include <sstream>
 #include <cmath>
+#include <algorithm>
 
 #ifndef GEOS_INLINE
 # include <geos/geom/LineSegment.inl>
diff --git a/src/spatialite/deps/geos/geos/src/io/WKTWriter.cpp b/src/spatialite/deps/geos/geos/src/io/WKTWriter.cpp
index 5431718..fca45f8 100644
--- a/src/spatialite/deps/geos/geos/src/io/WKTWriter.cpp
+++ b/src/spatialite/deps/geos/geos/src/io/WKTWriter.cpp
@@ -33,6 +33,7 @@
 #include <geos/geom/PrecisionModel.h>
 #include <geos/util/IllegalArgumentException.h>
 
+#include <algorithm>
 #include <typeinfo>
 #include <cstdio> // should avoid this
 #include <string>
diff --git a/src/spatialite/deps/geos/geos/src/operation/buffer/OffsetCurveSetBuilder.cpp b/src/spatialite/deps/geos/geos/src/operation/buffer/OffsetCurveSetBuilder.cpp
index 9f0b048..b7f45c5 100644
--- a/src/spatialite/deps/geos/geos/src/operation/buffer/OffsetCurveSetBuilder.cpp
+++ b/src/spatialite/deps/geos/geos/src/operation/buffer/OffsetCurveSetBuilder.cpp
@@ -37,6 +37,7 @@
 #include <geos/geomgraph/Label.h>
 #include <geos/noding/NodedSegmentString.h>
 
+#include <algorithm>
 #include <cmath>
 #include <cassert>
 #include <memory>