diff --git a/CppUnit/CppUnit_vs140.vcxproj b/CppUnit/CppUnit_vs140.vcxproj
index dd1dc6737..9e23021a8 100644
--- a/CppUnit/CppUnit_vs140.vcxproj
+++ b/CppUnit/CppUnit_vs140.vcxproj
@@ -55,7 +55,6 @@
{138BB448-808A-4FE5-A66D-78D1F8770F59}
CppUnit
Win32Proj
- 8.1
diff --git a/CppUnit/CppUnit_vs150.vcxproj b/CppUnit/CppUnit_vs150.vcxproj
index 79e00b808..3e6611653 100644
--- a/CppUnit/CppUnit_vs150.vcxproj
+++ b/CppUnit/CppUnit_vs150.vcxproj
@@ -55,7 +55,6 @@
{138BB448-808A-4FE5-A66D-78D1F8770F59}
CppUnit
Win32Proj
- 8.1
diff --git a/CppUnit/CppUnit_vs160.vcxproj b/CppUnit/CppUnit_vs160.vcxproj
index de55fcfcf..7eeafbc10 100644
--- a/CppUnit/CppUnit_vs160.vcxproj
+++ b/CppUnit/CppUnit_vs160.vcxproj
@@ -55,7 +55,6 @@
{138BB448-808A-4FE5-A66D-78D1F8770F59}
CppUnit
Win32Proj
- 10.0
diff --git a/Foundation/Foundation_vs140.vcxproj b/Foundation/Foundation_vs140.vcxproj
index 6a14ebcff..384462d1a 100644
--- a/Foundation/Foundation_vs140.vcxproj
+++ b/Foundation/Foundation_vs140.vcxproj
@@ -55,7 +55,6 @@
{B01196CC-B693-4548-8464-2FF60499E73F}
Foundation
Win32Proj
- 8.1
diff --git a/Foundation/Foundation_vs150.vcxproj b/Foundation/Foundation_vs150.vcxproj
index 30fd738c8..708a99c21 100644
--- a/Foundation/Foundation_vs150.vcxproj
+++ b/Foundation/Foundation_vs150.vcxproj
@@ -55,7 +55,6 @@
{B01196CC-B693-4548-8464-2FF60499E73F}
Foundation
Win32Proj
- 8.1
diff --git a/Foundation/Foundation_vs160.vcxproj b/Foundation/Foundation_vs160.vcxproj
index a69d0c9e6..3d6d4bff5 100644
--- a/Foundation/Foundation_vs160.vcxproj
+++ b/Foundation/Foundation_vs160.vcxproj
@@ -55,7 +55,6 @@
{B01196CC-B693-4548-8464-2FF60499E73F}
Foundation
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestApp_vs140.vcxproj b/Foundation/testsuite/TestApp_vs140.vcxproj
index f25632eb9..1013fbdcd 100644
--- a/Foundation/testsuite/TestApp_vs140.vcxproj
+++ b/Foundation/testsuite/TestApp_vs140.vcxproj
@@ -55,7 +55,6 @@
{6C41E55D-C0FC-4E01-AA8D-B7DA40E31D3A}
TestApp
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestApp_vs150.vcxproj b/Foundation/testsuite/TestApp_vs150.vcxproj
index 0f4e5213d..47ffba94f 100644
--- a/Foundation/testsuite/TestApp_vs150.vcxproj
+++ b/Foundation/testsuite/TestApp_vs150.vcxproj
@@ -55,7 +55,6 @@
{6C41E55D-C0FC-4E01-AA8D-B7DA40E31D3A}
TestApp
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestApp_vs160.vcxproj b/Foundation/testsuite/TestApp_vs160.vcxproj
index 21b6bb3b1..340dc04cb 100644
--- a/Foundation/testsuite/TestApp_vs160.vcxproj
+++ b/Foundation/testsuite/TestApp_vs160.vcxproj
@@ -55,7 +55,6 @@
{6C41E55D-C0FC-4E01-AA8D-B7DA40E31D3A}
TestApp
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestLibrary_vs140.vcxproj b/Foundation/testsuite/TestLibrary_vs140.vcxproj
index 41c5f379c..ae3bcf7ae 100644
--- a/Foundation/testsuite/TestLibrary_vs140.vcxproj
+++ b/Foundation/testsuite/TestLibrary_vs140.vcxproj
@@ -22,7 +22,6 @@
TestLibrary
{0955EB03-544B-4BD4-9C10-89CF38078F5F}
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestLibrary_vs150.vcxproj b/Foundation/testsuite/TestLibrary_vs150.vcxproj
index d2bd48fc4..a59f4f369 100644
--- a/Foundation/testsuite/TestLibrary_vs150.vcxproj
+++ b/Foundation/testsuite/TestLibrary_vs150.vcxproj
@@ -22,7 +22,6 @@
TestLibrary
{0955EB03-544B-4BD4-9C10-89CF38078F5F}
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestLibrary_vs160.vcxproj b/Foundation/testsuite/TestLibrary_vs160.vcxproj
index c8b1df3b9..f6fcdb28b 100644
--- a/Foundation/testsuite/TestLibrary_vs160.vcxproj
+++ b/Foundation/testsuite/TestLibrary_vs160.vcxproj
@@ -22,7 +22,6 @@
TestLibrary
{0955EB03-544B-4BD4-9C10-89CF38078F5F}
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestSuite_vs140.vcxproj b/Foundation/testsuite/TestSuite_vs140.vcxproj
index 13a6d8757..089e45fc9 100644
--- a/Foundation/testsuite/TestSuite_vs140.vcxproj
+++ b/Foundation/testsuite/TestSuite_vs140.vcxproj
@@ -55,7 +55,6 @@
{F1EE93DF-347F-4CB3-B191-C4E63F38E972}
TestSuite
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestSuite_vs150.vcxproj b/Foundation/testsuite/TestSuite_vs150.vcxproj
index 5c851afd0..c67f7c8bf 100644
--- a/Foundation/testsuite/TestSuite_vs150.vcxproj
+++ b/Foundation/testsuite/TestSuite_vs150.vcxproj
@@ -55,7 +55,6 @@
{F1EE93DF-347F-4CB3-B191-C4E63F38E972}
TestSuite
Win32Proj
- 8.1
diff --git a/Foundation/testsuite/TestSuite_vs160.vcxproj b/Foundation/testsuite/TestSuite_vs160.vcxproj
index 2a83a67c2..02abd4652 100644
--- a/Foundation/testsuite/TestSuite_vs160.vcxproj
+++ b/Foundation/testsuite/TestSuite_vs160.vcxproj
@@ -55,7 +55,6 @@
{F1EE93DF-347F-4CB3-B191-C4E63F38E972}
TestSuite
Win32Proj
- 8.1