diff --git a/JSBSim.vcxproj b/JSBSim.vcxproj
index 98ee6f81d7..773ad57ec2 100644
--- a/JSBSim.vcxproj
+++ b/JSBSim.vcxproj
@@ -246,6 +246,7 @@
     <ClInclude Include="src\math\LagrangeMultiplier.h" />
     <ClInclude Include="src\models\atmosphere\FGStandardAtmosphere.h" />
     <ClInclude Include="src\models\atmosphere\FGWinds.h" />
+    <ClInclude Include="src\models\atmosphere\MSIS\nrlmsise-00.h" />
     <ClInclude Include="src\models\FGAccelerations.h" />
     <ClInclude Include="src\models\FGFCSChannel.h" />
     <ClInclude Include="src\models\FGSurface.h" />
@@ -369,6 +370,8 @@
     <ClCompile Include="src\math\FGTemplateFunc.cpp" />
     <ClCompile Include="src\models\atmosphere\FGStandardAtmosphere.cpp" />
     <ClCompile Include="src\models\atmosphere\FGWinds.cpp" />
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00.c" />
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00_data.c" />
     <ClCompile Include="src\models\FGAccelerations.cpp" />
     <ClCompile Include="src\models\FGSurface.cpp" />
     <ClCompile Include="src\models\flight_control\FGAngles.cpp" />
@@ -420,7 +423,6 @@
     <ClCompile Include="src\models\FGModel.cpp" />
     <ClCompile Include="src\math\FGModelFunctions.cpp" />
     <ClCompile Include="src\models\atmosphere\FGMSIS.cpp" />
-    <ClCompile Include="src\models\atmosphere\FGMSISData.cpp" />
     <ClCompile Include="src\models\propulsion\FGNozzle.cpp" />
     <ClCompile Include="src\models\FGOutput.cpp" />
     <ClCompile Include="src\models\flight_control\FGPID.cpp" />
diff --git a/JSBSim.vcxproj.filters b/JSBSim.vcxproj.filters
index e2a1c786ae..da1ae9b40c 100644
--- a/JSBSim.vcxproj.filters
+++ b/JSBSim.vcxproj.filters
@@ -194,9 +194,6 @@
     <ClCompile Include="src\models\atmosphere\FGMSIS.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="src\models\atmosphere\FGMSISData.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
     <ClCompile Include="src\models\propulsion\FGNozzle.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -332,6 +329,12 @@
     <ClCompile Include="src\input_output\string_utilities.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00_data.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="src\input_output\FGInputSocket.h">
@@ -688,5 +691,8 @@
     <ClInclude Include="src\JSBSim_API.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="src\models\atmosphere\MSIS\nrlmsise-00.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/JSBSimForUnreal.vcxproj b/JSBSimForUnreal.vcxproj
index 5f7b97c0cc..81cbdf7777 100644
--- a/JSBSimForUnreal.vcxproj
+++ b/JSBSimForUnreal.vcxproj
@@ -231,6 +231,7 @@ exit/B %errlev%</Command>
     <ClInclude Include="src\models\FGModel.h" />
     <ClInclude Include="src\math\FGModelFunctions.h" />
     <ClInclude Include="src\models\atmosphere\FGMSIS.h" />
+    <ClInclude Include="src\models\atmosphere\MSIS\nrlmsise-00.h" />
     <ClInclude Include="src\models\propulsion\FGNozzle.h" />
     <ClInclude Include="src\models\FGOutput.h" />
     <ClInclude Include="src\math\FGParameter.h" />
@@ -347,7 +348,8 @@ exit/B %errlev%</Command>
     <ClCompile Include="src\models\FGModel.cpp" />
     <ClCompile Include="src\math\FGModelFunctions.cpp" />
     <ClCompile Include="src\models\atmosphere\FGMSIS.cpp" />
-    <ClCompile Include="src\models\atmosphere\FGMSISData.cpp" />
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00.c" />
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00_data.c" />
     <ClCompile Include="src\models\propulsion\FGNozzle.cpp" />
     <ClCompile Include="src\models\FGOutput.cpp" />
     <ClCompile Include="src\models\flight_control\FGPID.cpp" />
diff --git a/JSBSimForUnreal.vcxproj.filters b/JSBSimForUnreal.vcxproj.filters
index e2a1c786ae..727c71aee9 100644
--- a/JSBSimForUnreal.vcxproj.filters
+++ b/JSBSimForUnreal.vcxproj.filters
@@ -194,7 +194,10 @@
     <ClCompile Include="src\models\atmosphere\FGMSIS.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="src\models\atmosphere\FGMSISData.cpp">
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="src\models\atmosphere\MSIS\nrlmsise-00_data.c">
       <Filter>Source Files</Filter>
     </ClCompile>
     <ClCompile Include="src\models\propulsion\FGNozzle.cpp">
@@ -544,6 +547,9 @@
     <ClInclude Include="src\models\atmosphere\FGMSIS.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="src\models\atmosphere\MSIS\nrlmsise-00.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
     <ClInclude Include="src\models\propulsion\FGNozzle.h">
       <Filter>Header Files</Filter>
     </ClInclude>