diff --git a/rostests/winetests/rsaenh/rsaenh.rbuild b/rostests/winetests/rsaenh/rsaenh.rbuild
index 7ef53f8c231..d2a9055bdac 100644
--- a/rostests/winetests/rsaenh/rsaenh.rbuild
+++ b/rostests/winetests/rsaenh/rsaenh.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="rsaenh_winetest" type="win32cui" installbase="bin" installname="rsaenh_winetest.exe" allowwarnings="true">
 	<include base="rsaenh_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<file>rsaenh.c</file>
 	<file>testlist.c</file>
 	<library>wine</library>
diff --git a/rostests/winetests/schannel/schannel.rbuild b/rostests/winetests/schannel/schannel.rbuild
index 500c97bcd15..a267024dc90 100644
--- a/rostests/winetests/schannel/schannel.rbuild
+++ b/rostests/winetests/schannel/schannel.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="schannel_winetest" type="win32cui" installbase="bin" installname="schannel_winetest.exe" allowwarnings="true">
 	<include base="schannel_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<library>wine</library>
 	<library>kernel32</library>
 	<library>ntdll</library>
diff --git a/rostests/winetests/shell32/shell32.rbuild b/rostests/winetests/shell32/shell32.rbuild
index 9d1110eeec7..f73c51b97ea 100644
--- a/rostests/winetests/shell32/shell32.rbuild
+++ b/rostests/winetests/shell32/shell32.rbuild
@@ -3,10 +3,6 @@
 <group>
 <module name="shell32_winetest" type="win32cui" installbase="bin" installname="shell32_winetest.exe" allowwarnings="true">
 	<include base="shell32_winetest">.</include>
-	<define name="__USE_W32API" />
-	<define name="_WIN32_IE">0x600</define>
-	<define name="_WIN32_WINNT">0x501</define>
-	<define name="WINVER">0x501</define>
 	<library>wine</library>
 	<library>shell32</library>
 	<library>ole32</library>
diff --git a/rostests/winetests/shlwapi/shlwapi.rbuild b/rostests/winetests/shlwapi/shlwapi.rbuild
index ac5bc5ef854..c6e5b0ec38e 100644
--- a/rostests/winetests/shlwapi/shlwapi.rbuild
+++ b/rostests/winetests/shlwapi/shlwapi.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="shlwapi_winetest" type="win32cui" installbase="bin" installname="shlwapi_winetest.exe" allowwarnings="true">
 	<include base="shlwapi_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<file>clist.c</file>
 	<file>clsid.c</file>
 	<file>generated.c</file>
diff --git a/rostests/winetests/urlmon/urlmon.rbuild b/rostests/winetests/urlmon/urlmon.rbuild
index 77302f3d260..b2d98630d8f 100644
--- a/rostests/winetests/urlmon/urlmon.rbuild
+++ b/rostests/winetests/urlmon/urlmon.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="urlmon_winetest" type="win32cui" installbase="bin" installname="urlmon_winetest.exe" allowwarnings="true">
 	<include base="urlmon_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<file>generated.c</file>
 	<file>misc.c</file>
 	<file>protocol.c</file>
diff --git a/rostests/winetests/uxtheme/uxtheme.rbuild b/rostests/winetests/uxtheme/uxtheme.rbuild
index dd6c47418fa..f1c3708ca27 100644
--- a/rostests/winetests/uxtheme/uxtheme.rbuild
+++ b/rostests/winetests/uxtheme/uxtheme.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="uxtheme_winetest" type="win32cui" installbase="bin" installname="uxtheme_winetest.exe" allowwarnings="true">
 	<include base="uxtheme_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<file>system.c</file>
 	<file>testlist.c</file>
 	<library>wine</library>
diff --git a/rostests/winetests/version/version.rbuild b/rostests/winetests/version/version.rbuild
index 119d262d8ab..f3d0b69e94a 100644
--- a/rostests/winetests/version/version.rbuild
+++ b/rostests/winetests/version/version.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="version_winetest" type="win32cui" installbase="bin" installname="version_winetest.exe" allowwarnings="true">
 	<include base="version_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<file>info.c</file>
 	<file>install.c</file>
 	<file>version.rc</file>
diff --git a/rostests/winetests/wininet/wininet.rbuild b/rostests/winetests/wininet/wininet.rbuild
index 5c759d72084..53f8c7f29fd 100644
--- a/rostests/winetests/wininet/wininet.rbuild
+++ b/rostests/winetests/wininet/wininet.rbuild
@@ -3,8 +3,6 @@
 <group>
 <module name="wininet_winetest" type="win32cui" installbase="bin" installname="wininet_winetest.exe" allowwarnings="true">
 	<include base="wininet_winetest">.</include>
-	<define name="WINVER">0x600</define>
-	<define name="_WIN32_WINNT">0x600</define>
 	<library>wine</library>
 	<library>wininet</library>
 	<library>ws2_32</library>