diff --git a/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpDirect.cpp b/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpDirect.cpp
index 08fe495c..23e266f7 100644
--- a/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpDirect.cpp
+++ b/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpDirect.cpp
@@ -74,8 +74,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_Math_00024MatrixOpNormalise_00024MatrixOpD
         float * sourceRecord, * destRecord;
         float magnitude, magnitude_squared;
         
-        int i;
-        register int j;
+        int i, j;
         
         for (i = 0; i < source.elements; i++)
         {
@@ -84,12 +83,12 @@ JNIEXPORT void JNICALL Java_org_lwjgl_Math_00024MatrixOpNormalise_00024MatrixOpD
             sourceRecord = source.nextRecord();
             destRecord = dest.nextRecord();
             
-            for (j = 0 ; j < sourceWidth*sourceHeight; i++)
+            for (j = 0 ; j < sourceWidth*sourceHeight; j++)
                 magnitude_squared += sourceRecord[j] * sourceRecord[j];
                 
             magnitude = (float) sqrt((double) magnitude_squared);
                 
-            for (j = 0; j < sourceWidth*sourceHeight; i++)
+            for (j = 0; j < sourceWidth*sourceHeight; j++)
                 destRecord[j] = sourceRecord[j] / magnitude;
             
             dest.writeRecord();
diff --git a/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpSafe.cpp b/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpSafe.cpp
index 070c38e4..74979df9 100644
--- a/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpSafe.cpp
+++ b/src/native/win32/org_lwjgl_Math_MatrixOpNormalise_MatrixOpSafe.cpp
@@ -40,7 +40,7 @@
  */
 
 #include <windows.h>
-#include "org_lwjgl_Math_MatrixOpSubtract_MatrixOpSafe.h"
+#include "org_lwjgl_Math_MatrixOpNormalise_MatrixOpSafe.h"
 #include "MatrixOpCommon.h"
 #include <cmath>
 
@@ -72,22 +72,21 @@ JNIEXPORT void JNICALL Java_org_lwjgl_Math_00024MatrixOpNormalise_00024MatrixOpS
         float * sourceRecord, * destRecord;
         float magnitude, magnitude_squared;
         
-        int i;
-        register int j;
+        int i, j;
         
         for (i = 0; i < source.elements; i++)
         {
         
             magnitude_squared = 0;
             sourceRecord = source.nextRecord();
-            destRecord = dest.nextRecord();
+            destRecord   = dest.nextRecord();
             
-            for (j = 0 ; j < sourceWidth*sourceHeight; i++)
+            for (j = 0 ; j < sourceWidth*sourceHeight; j++)
                 magnitude_squared += sourceRecord[j] * sourceRecord[j];
                 
             magnitude = (float) sqrt((double) magnitude_squared);
                 
-            for (j = 0; j < sourceWidth*sourceHeight; i++)
+            for (j = 0; j < sourceWidth*sourceHeight; j++)
                 destRecord[j] = sourceRecord[j] / magnitude;
             
             dest.writeRecord();