diff --git a/src/pc.c b/src/pc.c
index 8e59278..2e20851 100644
--- a/src/pc.c
+++ b/src/pc.c
@@ -621,7 +621,7 @@ void fullspeed()
         cpuspeed2=cpuspeed;
         if (!atfullspeed)
         {
-                printf("Set fullspeed - %i %i %i\n",is386,AT,cpuspeed2);
+                pclog("Set fullspeed - %i %i %i\n",is386,AT,cpuspeed2);
                 if (AT)
                         setpitclock(models[model].cpu[cpu_manufacturer].cpus[cpu].rspeed);
                 else
diff --git a/src/wx-utils.cc b/src/wx-utils.cc
index f62a8ec..2facbea 100644
--- a/src/wx-utils.cc
+++ b/src/wx-utils.cc
@@ -115,8 +115,10 @@ void wx_checkmenuitem(void* menu, int id, int checked)
 
         if (item)
                 item->Check(checked);
+#ifndef RELEASE_BUILD
         else
                 std::cout << "Menu item not found: " << id << std::endl;
+#endif
 }
 
 void wx_enablemenuitem(void* menu, int id, int enable)
@@ -129,8 +131,10 @@ void wx_enablemenuitem(void* menu, int id, int enable)
 
         if (item)
                 item->Enable(enable);
+#ifndef RELEASE_BUILD
         else
                 std::cout << "Menu item not found: " << id << std::endl;
+#endif
 }
 
 void* wx_getsubmenu(void* menu, int id)