diff --git a/src/FxEngine/zbuffer.c b/src/FxEngine/zbuffer.c
index 21c75bc..cfed696 100644
--- a/src/FxEngine/zbuffer.c
+++ b/src/FxEngine/zbuffer.c
@@ -34,7 +34,7 @@ static const uint32_t size_blocks = size_char/32;
  * addresse du zbuffer
 **/
 static int32_t* address=0;
-
+static int32_t* clearval=0;
 static const int32_t clearval[8]={3000,3000,3000,3000,3000,3000,3000,3000};
 
 #define ALIGN 32
@@ -56,8 +56,9 @@ void FE_zbuffer_clear()
     if (address==0)
     {
         address = buffer_malloc(size_char);
-        
-        if (address==0) // cas de figure où il n'y a plus assez de RAM
+        clearval= buffer_malloc(32);
+
+        if (address==0||clearval==0) // cas de figure où il n'y a plus assez de RAM
         {
             dclear(C_WHITE);
             dtext(1, 1, "Not enough RAM...", C_BLACK, C_NONE);
@@ -65,6 +66,7 @@ void FE_zbuffer_clear()
             while (1==1)
                 getkey();
         }
+        clearval[0]=3000; clearval[1]=3000; clearval[2]=3000; clearval[3]=3000; clearval[4]=3000; clearval[5]=3000; clearval[6]=3000; clearval[7]=3000; clearval[0]=3000;
     }
     // TODO déterminer le type d'effacement
     if (isSH3())