diff --git a/FlightGear.iss b/FlightGear.iss
index 9b070c9..1e80878 100755
--- a/FlightGear.iss
+++ b/FlightGear.iss
@@ -20,13 +20,6 @@
 
 #include "InstallConfig.iss"
 
-#if GetEnv("VSINSTALLDIR") == ""
-  #define VSInstallDir "C:\Program Files (x86)\Microsoft Visual Studio 14.0"
-#else
-  #define VSInstallDir GetEnv("VSINSTALLDIR")
-#endif
-
-#define VCInstallDir VSInstallDir + "\VC"
 #define InstallDir32 "X:\install\msvc140"
 #define OSGInstallDir InstallDir32 + "\OpenSceneGraph"
 #define OSGPluginsDir OSGInstallDir + "\bin\osgPlugins-" + OSGVersion
@@ -69,7 +62,7 @@ ArchitecturesAllowed=x86 x64
 
 ; Sign tool must be defined in the Inno Setup GUI, to avoid
 ; exposing the certificate password
-; SignTool=fg_code_sign1
+; SignTool=fg_code_sign1
 
 [Tasks]
 ; NOTE: The following entry contains English phrases ("Create a desktop icon" and "Additional icons"). You are free to translate them into another language if required.
@@ -92,7 +85,6 @@ Source: "{#ThirdPartyDir}\3rdParty\bin\libintl-8.dll"; DestDir: "{app}\bin"; Che
 Source: "{#ThirdPartyDir}\3rdParty\bin\CrashRpt1403.dll"; DestDir: "{app}\bin"; Check: not Is64BitInstallMode
 Source: "{#ThirdPartyDir}\3rdParty\bin\crashrpt_lang.ini"; DestDir: "{app}\bin"; Check: not Is64BitInstallMode
 Source: "{#ThirdPartyDir}\3rdParty\bin\CrashSender1403.exe"; DestDir: "{app}\bin"; Check: not Is64BitInstallMode
-Source: "{#VCInstallDir}\redist\x86\Microsoft.VC140.CRT\*.dll"; DestDir:  "{app}\bin"; Check: not Is64BitInstallMode
 
 ; 64 bits install
 Source: "{#InstallDir64}\bin\*.*"; DestDir: "{app}\bin"; Excludes: "{#ExcludedBinaries}"; Flags: ignoreversion recursesubdirs; Check: Is64BitInstallMode
@@ -107,7 +99,6 @@ Source: "{#ThirdPartyDir}\3rdParty.x64\bin\libintl-8.dll"; DestDir: "{app}\bin";
 Source: "{#ThirdPartyDir}\3rdParty.x64\bin\CrashRpt1403.dll"; DestDir: "{app}\bin"; Check: Is64BitInstallMode
 Source: "{#ThirdPartyDir}\3rdParty.x64\bin\crashrpt_lang.ini"; DestDir: "{app}\bin"; Check: Is64BitInstallMode
 Source: "{#ThirdPartyDir}\3rdParty.x64\bin\CrashSender1403.exe"; DestDir: "{app}\bin"; Check: Is64BitInstallMode
-Source: "{#VCInstallDir}\redist\x64\Microsoft.VC140.CRT\*.dll"; DestDir: "{app}\bin"; Check: Is64BitInstallMode
 
 ; Include the base package
 #if IncludeData == "TRUE"