diff --git a/dlls/d3dxof/parsing.c b/dlls/d3dxof/parsing.c
index f7f67c59af..49ff964cce 100644
--- a/dlls/d3dxof/parsing.c
+++ b/dlls/d3dxof/parsing.c
@@ -542,7 +542,7 @@ static BOOL is_float(parse_buffer* buf)
   DWORD pos = 0;
   char c;
   float decimal;
-  BOOL dot = 0;
+  BOOL dot = FALSE;
 
   while (pos < buf->rem_bytes && !is_separator(c = *(buf->buffer+pos)))
   {
@@ -899,10 +899,10 @@ static inline BOOL is_primitive_type(WORD token)
     case TOKEN_LPSTR:
     case TOKEN_UNICODE:
     case TOKEN_CSTRING:
-      ret = 1;
+      ret = TRUE;
       break;
     default:
-      ret = 0;
+      ret = FALSE;
       break;
   }
   return ret;
@@ -948,14 +948,14 @@ static BOOL parse_template_members_list(parse_buffer * buf)
 
   while (1)
   {
-    BOOL array = 0;
+    BOOL array = FALSE;
     int nb_dims = 0;
     cur_member = &buf->pdxf->xtemplates[buf->pdxf->nb_xtemplates].members[idx_member];
 
     if (check_TOKEN(buf) == TOKEN_ARRAY)
     {
       get_TOKEN(buf);
-      array = 1;
+      array = TRUE;
     }
 
     if (check_TOKEN(buf) == TOKEN_NAME)