diff --git a/ueforth/Makefile b/ueforth/Makefile
index f6dadcd..49a18bd 100644
--- a/ueforth/Makefile
+++ b/ueforth/Makefile
@@ -87,11 +87,14 @@ LINK64 = "$(shell $(LSQ) ${MSVS}/*/*/VC/Tools/MSVC/*/bin/Hostx86/x64/link.exe |
 RC32 = "$(shell $(LSQ) ${MSKITS}/*/bin/*/x86/rc.exe | head -n 1)"
 RC64 = "$(shell $(LSQ) ${MSKITS}/*/bin/*/x64/rc.exe | head -n 1)"
 
+UNIT_TESTS = unit_tests_posix
+
 # Selectively enable windows if tools available
 DEPLOYABLE := 1
 ifneq ("", $(CL32))
   ifneq ("", $(RC32))
     TARGETS += $(WINDOWS)/uEf32.exe
+    UNIT_TESTS += unit_tests_win32
   else
     $(warning "Missing Visual Studio rc.exe skipping 32-bit Windows.")
     DEPLOYABLE := 0
@@ -103,6 +106,7 @@ endif
 ifneq ("", $(CL64))
   ifneq ("", $(RC64))
     TARGETS += $(WINDOWS)/uEf64.exe
+    UNIT_TESTS += unit_tests_win64
   else
     $(warning "Missing Visual Studio rc.exe skipping 64-bit Windows.")
     DEPLOYABLE := 0
@@ -129,9 +133,17 @@ clean:
 
 tests: unit_tests see_all_test
 
-unit_tests: $(POSIX)/ueforth common/all_tests.fs
+unit_tests: $(UNIT_TESTS)
+
+unit_tests_posix: $(POSIX)/ueforth common/all_tests.fs
 	$^
 
+unit_tests_win32: $(WINDOWS)/uEf32.exe common/all_tests.fs
+	wine $^
+
+unit_tests_win64: $(WINDOWS)/uEf64.exe common/all_tests.fs
+	wine $^
+
 see_all_test: $(POSIX)/ueforth
 	echo \
      also internals \
diff --git a/ueforth/common/desktop.fs b/ueforth/common/desktop.fs
index 132a2eb..14009e1 100644
--- a/ueforth/common/desktop.fs
+++ b/ueforth/common/desktop.fs
@@ -1,4 +1,4 @@
-\ Copyright 2021 Bradley D. Nelson
+\ Copyright 2022 Bradley D. Nelson
 \
 \ Licensed under the Apache License, Version 2.0 (the "License");
 \ you may not use this file except in compliance with the License.
diff --git a/ueforth/common/float_tests.fs b/ueforth/common/float_tests.fs
index 12b68d5..8bf38ef 100644
--- a/ueforth/common/float_tests.fs
+++ b/ueforth/common/float_tests.fs
@@ -71,10 +71,10 @@ e: test-fconstant
 
 e: test-fvariable
   fvariable foo
-  100e foo sf!
+  10e foo sf!
   foo sf@ fdup f* foo sf!
   foo sf@ f. cr
-  out: 10000.000000 
+  out: 100.000000 
 ;e
 
 e: test-fcompare
diff --git a/ueforth/common/testing.fs b/ueforth/common/testing.fs
index 781bc8f..8a65511 100644
--- a/ueforth/common/testing.fs
+++ b/ueforth/common/testing.fs
@@ -12,7 +12,14 @@
 \ See the License for the specific language governing permissions and
 \ limitations under the License.
 
-also ansi also posix
+also ansi
+
+DEFINED? windows [IF]
+  also windows
+  : sysexit ( n -- ) ExitProcess ;
+[ELSE]
+  also posix
+[THEN]
 
 ( Support for eval tests )
 1000 constant expect-limit