diff --git a/testHarness/foam-extend/3.2/runDir/Allrun_Experimental b/testHarness/foam-extend/3.2/runDir/Allrun_Experimental
index 21bba0a29..186882d09 100755
--- a/testHarness/foam-extend/3.2/runDir/Allrun_Experimental
+++ b/testHarness/foam-extend/3.2/runDir/Allrun_Experimental
@@ -79,7 +79,12 @@ fi
 
 # Make sure the CMake and tutorials runtime files are updated
 # We need cmake version 2.8.0 at least
-cmake $WM_PROJECT_DIR
+if [ "$WM_ARCH_BASE" == "mingw" ]
+then
+    cmake $WM_PROJECT_DIR -G "MSYS Makefiles"
+else
+    cmake $WM_PROJECT_DIR -G "Unix Makefiles"
+fi
 
 # All set. Now we can run the available test harness
 #
diff --git a/testHarness/foam-extend/3.2/runDir/Allrun_Nightly b/testHarness/foam-extend/3.2/runDir/Allrun_Nightly
index ed5825517..a21748e7c 100755
--- a/testHarness/foam-extend/3.2/runDir/Allrun_Nightly
+++ b/testHarness/foam-extend/3.2/runDir/Allrun_Nightly
@@ -79,7 +79,12 @@ fi
 
 # Make sure the CMake and tutorials runtime files are updated
 # We need cmake version 2.8.0 at least
-cmake $WM_PROJECT_DIR
+if [ "$WM_ARCH_BASE" == "mingw" ]
+then
+    cmake $WM_PROJECT_DIR -G "MSYS Makefiles"
+else
+    cmake $WM_PROJECT_DIR -G "Unix Makefiles"
+fi
 
 # All set. Now we can run the available test harness
 #