diff --git a/IDE/WIN/wolfssl-fips.sln b/IDE/WIN/wolfssl-fips.sln
index f1fecbbae..306616419 100644
--- a/IDE/WIN/wolfssl-fips.sln
+++ b/IDE/WIN/wolfssl-fips.sln
@@ -1,5 +1,5 @@
 
-Microsoft Visual Studio Solution File, Format Version 12.00
+Microsoft Visual Studio Solution File, Format Version 10.00
 # Visual Studio Express 2012 for Windows Desktop
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "wolfssl-fips", "wolfssl-fips.vcxproj", "{73973223-5EE8-41CA-8E88-1D60E89A237B}"
 EndProject