diff --git a/3rdparty/openexr/IlmImf/ImfAcesFile.cpp b/3rdparty/openexr/IlmImf/ImfAcesFile.cpp
index de4bf83..9418b9d 100644
--- a/3rdparty/openexr/IlmImf/ImfAcesFile.cpp
+++ b/3rdparty/openexr/IlmImf/ImfAcesFile.cpp
@@ -42,6 +42,7 @@
 #include <ImfRgbaFile.h>
 #include <ImfStandardAttributes.h>
 #include <Iex.h>
+#include <algorithm> // for std::max()
 
 using namespace std;
 using namespace Imath;
diff --git a/3rdparty/openexr/IlmImf/ImfOutputFile.cpp b/3rdparty/openexr/IlmImf/ImfOutputFile.cpp
index 8831ec9..e69b92b 100644
--- a/3rdparty/openexr/IlmImf/ImfOutputFile.cpp
+++ b/3rdparty/openexr/IlmImf/ImfOutputFile.cpp
@@ -58,6 +58,7 @@
 #include <vector>
 #include <fstream>
 #include <assert.h>
+#include <algorithm> // for std::max()
 
 
 namespace Imf {
diff --git a/3rdparty/openexr/IlmImf/ImfScanLineInputFile.cpp b/3rdparty/openexr/IlmImf/ImfScanLineInputFile.cpp
index f7a12a3..5d8b522 100644
--- a/3rdparty/openexr/IlmImf/ImfScanLineInputFile.cpp
+++ b/3rdparty/openexr/IlmImf/ImfScanLineInputFile.cpp
@@ -56,6 +56,7 @@
 #include <string>
 #include <vector>
 #include <assert.h>
+#include <algorithm> // for std::max()
 
 
 namespace Imf {
diff --git a/3rdparty/openexr/IlmImf/ImfTiledMisc.cpp b/3rdparty/openexr/IlmImf/ImfTiledMisc.cpp
index 57f52f1..9588e78 100644
--- a/3rdparty/openexr/IlmImf/ImfTiledMisc.cpp
+++ b/3rdparty/openexr/IlmImf/ImfTiledMisc.cpp
@@ -43,6 +43,7 @@
 #include "Iex.h"
 #include <ImfMisc.h>
 #include <ImfChannelList.h>
+#include <algorithm> // for std::max()
 
 
 namespace Imf {
diff --git a/3rdparty/openexr/IlmImf/ImfTiledOutputFile.cpp b/3rdparty/openexr/IlmImf/ImfTiledOutputFile.cpp
index 0882106..0bc3cb3 100644
--- a/3rdparty/openexr/IlmImf/ImfTiledOutputFile.cpp
+++ b/3rdparty/openexr/IlmImf/ImfTiledOutputFile.cpp
@@ -63,6 +63,7 @@
 #include <fstream>
 #include <assert.h>
 #include <map>
+#include <algorithm> // for std::max()
 
 
 namespace Imf {
diff --git a/3rdparty/openexr/Imath/ImathMatrixAlgo.cpp b/3rdparty/openexr/Imath/ImathMatrixAlgo.cpp
index f0d2ed6..7ddc649 100644
--- a/3rdparty/openexr/Imath/ImathMatrixAlgo.cpp
+++ b/3rdparty/openexr/Imath/ImathMatrixAlgo.cpp
@@ -44,6 +44,7 @@
 
 #include "ImathMatrixAlgo.h"
 #include <cmath>
+#include <algorithm> // for std::max()
 
 #if defined(OPENEXR_DLL)
     #define EXPORT_CONST __declspec(dllexport)