diff --git a/development/Win32/packaging/installer/components/external.nsh b/development/Win32/packaging/installer/components/external.nsh
index 899788441f..e8d43835b9 100644
--- a/development/Win32/packaging/installer/components/external.nsh
+++ b/development/Win32/packaging/installer/components/external.nsh
@@ -56,6 +56,7 @@ External Components: MiKTeX, ImageMagick, Ghostscript
   install_${component}:
       
     ExecWait '"$PLUGINSDIR\${component}Setup.exe"'
+    Call UpdatePathEnvironment
     Call Search${component}
     
     ${if} $Path${component} == ""  
diff --git a/development/Win32/packaging/installer/include/windows.nsh b/development/Win32/packaging/installer/include/windows.nsh
index db78e88390..6cb2b93712 100644
--- a/development/Win32/packaging/installer/include/windows.nsh
+++ b/development/Win32/packaging/installer/include/windows.nsh
@@ -47,6 +47,23 @@ Function CheckPriviledges
   
 FunctionEnd
 
+Function UpdatePathEnvironment
+
+  Push $R0
+  Push $R1
+  
+  ;Updates the path environment variable of the instaler process to the latest system value
+  
+  ReadRegStr $R0 HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment" Path
+  ReadRegStr $R1 HKCU "Environment" Path
+  
+  System::Call 'kernel32::SetEnvironmentVariableA(t, t) i("Path", "$R0;$R1").r0'
+  
+  Pop $R1
+  Pop $R0
+
+FunctionEnd
+
 Function un.SetShellContext
 
   Push $R0