diff --git a/dll/directx/wine/d3drm/CMakeLists.txt b/dll/directx/wine/d3drm/CMakeLists.txt
index b0234641ac2..3812e460134 100644
--- a/dll/directx/wine/d3drm/CMakeLists.txt
+++ b/dll/directx/wine/d3drm/CMakeLists.txt
@@ -1,5 +1,5 @@
 
-add_definitions(-D__WINESRC__)
+add_definitions(-D__WINESRC__ -D__ROS_LONG64__)
 include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 spec2def(d3drm.dll d3drm.spec ADD_IMPORTLIB)
 
diff --git a/dll/directx/wine/d3dxof/CMakeLists.txt b/dll/directx/wine/d3dxof/CMakeLists.txt
index 98fdae11965..1da900a2fd8 100644
--- a/dll/directx/wine/d3dxof/CMakeLists.txt
+++ b/dll/directx/wine/d3dxof/CMakeLists.txt
@@ -1,5 +1,5 @@
 
-add_definitions(-D__WINESRC__)
+add_definitions(-D__WINESRC__ -D__ROS_LONG64__)
 include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 spec2def(d3dxof.dll d3dxof.spec ADD_IMPORTLIB)
 
diff --git a/dll/win32/comdlg32/CMakeLists.txt b/dll/win32/comdlg32/CMakeLists.txt
index 2516c4e2d22..f558991dd93 100644
--- a/dll/win32/comdlg32/CMakeLists.txt
+++ b/dll/win32/comdlg32/CMakeLists.txt
@@ -1,7 +1,8 @@
 
 add_definitions(
     -D__WINESRC__
-    -D_WINE)
+    -D_WINE
+    -D__ROS_LONG64__)
 
 include_directories(BEFORE ${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 spec2def(comdlg32.dll comdlg32.spec ADD_IMPORTLIB)
diff --git a/dll/win32/cryptui/CMakeLists.txt b/dll/win32/cryptui/CMakeLists.txt
index 92ab7aaed0d..a80c65e84a2 100644
--- a/dll/win32/cryptui/CMakeLists.txt
+++ b/dll/win32/cryptui/CMakeLists.txt
@@ -1,7 +1,8 @@
 
 add_definitions(
     -D__WINESRC__
-    -D_WINE)
+    -D_WINE
+    -D__ROS_LONG64__)
 
 include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 spec2def(cryptui.dll cryptui.spec ADD_IMPORTLIB)
diff --git a/dll/win32/ieframe/CMakeLists.txt b/dll/win32/ieframe/CMakeLists.txt
index 830a3f5b9c3..6e4e2d4522e 100644
--- a/dll/win32/ieframe/CMakeLists.txt
+++ b/dll/win32/ieframe/CMakeLists.txt
@@ -1,6 +1,6 @@
 
 include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
-add_definitions(-D__WINESRC__)
+add_definitions(-D__WINESRC__ -D__ROS_LONG64__)
 spec2def(ieframe.dll ieframe.spec ADD_IMPORTLIB)
 
 list(APPEND SOURCE
diff --git a/dll/win32/inetcomm/CMakeLists.txt b/dll/win32/inetcomm/CMakeLists.txt
index 90ff8513cdc..b366d4da22a 100644
--- a/dll/win32/inetcomm/CMakeLists.txt
+++ b/dll/win32/inetcomm/CMakeLists.txt
@@ -1,5 +1,5 @@
 
-add_definitions(-D__WINESRC__)
+add_definitions(-D__WINESRC__ -D__ROS_LONG64__)
 include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 spec2def(inetcomm.dll inetcomm.spec ADD_IMPORTLIB)
 
diff --git a/dll/win32/wininet/CMakeLists.txt b/dll/win32/wininet/CMakeLists.txt
index 73449f9f8b4..d9e717646d5 100644
--- a/dll/win32/wininet/CMakeLists.txt
+++ b/dll/win32/wininet/CMakeLists.txt
@@ -8,7 +8,8 @@ add_definitions(
 
 add_definitions(
     -D__WINESRC__
-    -D_WINE)
+    -D_WINE
+    -D__ROS_LONG64__)
 
 spec2def(wininet.dll wininet.spec ADD_IMPORTLIB)