diff --git a/Sources/Plasma/Apps/plFileSecure/main.cpp b/Sources/Plasma/Apps/plFileSecure/main.cpp
index e3fecce6..a186110b 100644
--- a/Sources/Plasma/Apps/plFileSecure/main.cpp
+++ b/Sources/Plasma/Apps/plFileSecure/main.cpp
@@ -45,6 +45,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 #include <ctime>
 #include <string>
+#include <algorithm>
 
 void print_version() {
     puts(plProduct::ProductString().c_str());
diff --git a/Sources/Plasma/CoreLib/HeadSpin.h b/Sources/Plasma/CoreLib/HeadSpin.h
index c2875a8f..69c6d7f7 100644
--- a/Sources/Plasma/CoreLib/HeadSpin.h
+++ b/Sources/Plasma/CoreLib/HeadSpin.h
@@ -59,7 +59,6 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include <cctype>
 #include <cstdarg>
 #include <cstdint>
-#include <algorithm>
 
 //======================================
 // Winblows Hacks
diff --git a/Sources/Plasma/CoreLib/hsBounds.h b/Sources/Plasma/CoreLib/hsBounds.h
index 3fc56837..f5b368c8 100644
--- a/Sources/Plasma/CoreLib/hsBounds.h
+++ b/Sources/Plasma/CoreLib/hsBounds.h
@@ -46,6 +46,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "hsGeometry3.h"
 #include "hsPoint2.h"
 #include "hsMatrix44.h"
+#include <algorithm>
 
 ///////////////////////////////////////////////////////////////////////////////
 // BOUNDS
diff --git a/Sources/Plasma/CoreLib/hsStream.cpp b/Sources/Plasma/CoreLib/hsStream.cpp
index 72f4f65f..33656ee4 100644
--- a/Sources/Plasma/CoreLib/hsStream.cpp
+++ b/Sources/Plasma/CoreLib/hsStream.cpp
@@ -44,6 +44,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #if HS_BUILD_FOR_WIN32
 #   include <io.h>
 #endif
+#include <algorithm>
 #pragma hdrstop
 
 #include "hsStream.h"
diff --git a/Sources/Plasma/NucleusLib/inc/plProfileManager.cpp b/Sources/Plasma/NucleusLib/inc/plProfileManager.cpp
index d8a380bd..b9bc668e 100644
--- a/Sources/Plasma/NucleusLib/inc/plProfileManager.cpp
+++ b/Sources/Plasma/NucleusLib/inc/plProfileManager.cpp
@@ -42,7 +42,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "plProfileManager.h"
 #include "plProfile.h"
 #include "hsTimer.h"
-
+#include <algorithm>
 
 plProfileManager::plProfileManager() : fLastAvgTime(0), fProcessorSpeed(0)
 {
diff --git a/Sources/Plasma/NucleusLib/pnEncryption/plChallengeHash.cpp b/Sources/Plasma/NucleusLib/pnEncryption/plChallengeHash.cpp
index 300f7bcd..c7dd3d3a 100644
--- a/Sources/Plasma/NucleusLib/pnEncryption/plChallengeHash.cpp
+++ b/Sources/Plasma/NucleusLib/pnEncryption/plChallengeHash.cpp
@@ -42,6 +42,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 #include "plChallengeHash.h"
 
+#include <algorithm>
+
 ShaDigest fSeed;
 
 void CryptCreateRandomSeed(size_t length, uint8_t* data)
diff --git a/Sources/Plasma/PubUtilLib/plAvatar/plAvBehaviors.cpp b/Sources/Plasma/PubUtilLib/plAvatar/plAvBehaviors.cpp
index 63594843..82d19d30 100644
--- a/Sources/Plasma/PubUtilLib/plAvatar/plAvBehaviors.cpp
+++ b/Sources/Plasma/PubUtilLib/plAvatar/plAvBehaviors.cpp
@@ -40,6 +40,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 *==LICENSE==*/
 #include <cmath>
+#include <algorithm>
 
 #include "plAvBehaviors.h"
 #include "plAvBrainHuman.h"
diff --git a/Sources/Plasma/PubUtilLib/plAvatar/plPhysicalControllerCore.cpp b/Sources/Plasma/PubUtilLib/plAvatar/plPhysicalControllerCore.cpp
index b6c5451a..4ec91a85 100644
--- a/Sources/Plasma/PubUtilLib/plAvatar/plPhysicalControllerCore.cpp
+++ b/Sources/Plasma/PubUtilLib/plAvatar/plPhysicalControllerCore.cpp
@@ -40,6 +40,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 *==LICENSE==*/
 #include <cmath>
+#include <algorithm>
 
 #include "plPhysicalControllerCore.h"
 
diff --git a/Sources/Plasma/PubUtilLib/plFile/plEncryptedStream.cpp b/Sources/Plasma/PubUtilLib/plFile/plEncryptedStream.cpp
index e6b96279..b3ba4a99 100644
--- a/Sources/Plasma/PubUtilLib/plFile/plEncryptedStream.cpp
+++ b/Sources/Plasma/PubUtilLib/plFile/plEncryptedStream.cpp
@@ -45,6 +45,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 #include <ctime>
 #include <wchar.h>
+#include <algorithm>
 
 static const uint32_t kDefaultKey[4] = { 0x6c0a5452, 0x3827d0f, 0x3a170b92, 0x16db7fc2 };
 static const int kEncryptChunkSize = 8;
diff --git a/Sources/Plasma/PubUtilLib/plGImage/plMipmap.cpp b/Sources/Plasma/PubUtilLib/plGImage/plMipmap.cpp
index 5cdf684c..10c6a442 100644
--- a/Sources/Plasma/PubUtilLib/plGImage/plMipmap.cpp
+++ b/Sources/Plasma/PubUtilLib/plGImage/plMipmap.cpp
@@ -61,6 +61,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "plProfile.h"
 #include "plJPEG.h"
 #include <cmath>
+#include <algorithm>
 
 plProfile_CreateMemCounter("Mipmaps", "Memory", MemMipmaps);
 
diff --git a/Sources/Plasma/PubUtilLib/plInterp/plAnimPath.cpp b/Sources/Plasma/PubUtilLib/plInterp/plAnimPath.cpp
index e25ba89c..bee6ebdd 100644
--- a/Sources/Plasma/PubUtilLib/plInterp/plAnimPath.cpp
+++ b/Sources/Plasma/PubUtilLib/plInterp/plAnimPath.cpp
@@ -46,6 +46,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "hsFastMath.h"
 #include "hsResMgr.h"
 #include <cmath>
+#include <algorithm>
 
 const float kSmallDelTime = 1.e-2f;  
 const float kInvSmallDelTime = 1.f / kSmallDelTime;
diff --git a/Sources/Plasma/PubUtilLib/plInterp/plController.cpp b/Sources/Plasma/PubUtilLib/plInterp/plController.cpp
index 79baf8a9..9b0a5f06 100644
--- a/Sources/Plasma/PubUtilLib/plInterp/plController.cpp
+++ b/Sources/Plasma/PubUtilLib/plInterp/plController.cpp
@@ -46,6 +46,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "plTransform/hsEuler.h"
 #include "plAnimTimeConvert.h"
 
+#include <algorithm>
+
 /////////////////////////////////////////////
 // Controller interp caching
 /////////////////////////////////////////////
diff --git a/Sources/Plasma/PubUtilLib/plMath/plAvg.cpp b/Sources/Plasma/PubUtilLib/plMath/plAvg.cpp
index 9e7be7cf..579a5812 100644
--- a/Sources/Plasma/PubUtilLib/plMath/plAvg.cpp
+++ b/Sources/Plasma/PubUtilLib/plMath/plAvg.cpp
@@ -43,6 +43,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "HeadSpin.h"
 #include "plAvg.h"
 #include <cmath>
+#include <algorithm>
 
 template class TimeBasedAvgRing<float>;
 template class TimeBasedAvgRing<double>;
diff --git a/Sources/Plasma/PubUtilLib/plParticleSystem/plParticleEffect.cpp b/Sources/Plasma/PubUtilLib/plParticleSystem/plParticleEffect.cpp
index 78a662ab..edc969ed 100644
--- a/Sources/Plasma/PubUtilLib/plParticleSystem/plParticleEffect.cpp
+++ b/Sources/Plasma/PubUtilLib/plParticleSystem/plParticleEffect.cpp
@@ -53,6 +53,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "plParticleSystem.h"
 #include "plMessage/plParticleUpdateMsg.h"
 
+#include <algorithm>
+
 ///////////////////////////////////////////////////////////////////////////////////////////
 plParticleCollisionEffect::plParticleCollisionEffect()
 {
diff --git a/Sources/Plasma/PubUtilLib/plPhysX/plSimulationMgr.cpp b/Sources/Plasma/PubUtilLib/plPhysX/plSimulationMgr.cpp
index 23531fb0..1f49610e 100644
--- a/Sources/Plasma/PubUtilLib/plPhysX/plSimulationMgr.cpp
+++ b/Sources/Plasma/PubUtilLib/plPhysX/plSimulationMgr.cpp
@@ -43,6 +43,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 #include <NxPhysics.h>
 
+#include <algorithm>
+
 #include "plgDispatch.h"
 #include "hsTimer.h"
 #include "plProfile.h"
diff --git a/Sources/Plasma/PubUtilLib/plPipeline/plStatusLogDrawer.cpp b/Sources/Plasma/PubUtilLib/plPipeline/plStatusLogDrawer.cpp
index 72ab227c..1d2e5585 100644
--- a/Sources/Plasma/PubUtilLib/plPipeline/plStatusLogDrawer.cpp
+++ b/Sources/Plasma/PubUtilLib/plPipeline/plStatusLogDrawer.cpp
@@ -51,6 +51,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include "plDebugText.h"
 #include "plStatusLog/plStatusLog.h"
 
+#include <algorithm>
+
 //// Draw ////////////////////////////////////////////////////////////////////
 
 void plStatusLogDrawer::IDrawLogNames(plStatusLog* curLog, plStatusLog* firstLog)
diff --git a/Sources/Tools/MaxMain/plPhysXCooking.cpp b/Sources/Tools/MaxMain/plPhysXCooking.cpp
index 62990dc8..58a45b83 100644
--- a/Sources/Tools/MaxMain/plPhysXCooking.cpp
+++ b/Sources/Tools/MaxMain/plPhysXCooking.cpp
@@ -54,6 +54,8 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #include <NxUtilLib.h>
 #include <NxMat33.h>
 
+#include <algorithm>
+
 #include "plMaxMeshExtractor.h"
 
 #include "plPhysXCooking.h"