diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
index 2ea63d6cc79..567303aa55e 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_debug.c
@@ -210,7 +210,8 @@ pb_debug_buffer_check(struct pb_debug_buffer *buf)
       if(underflow || overflow)
          debug_backtrace_dump(buf->create_backtrace, PB_DEBUG_CREATE_BACKTRACE);
 
-      debug_assert(!underflow && !overflow);
+      debug_assert(!underflow);
+      debug_assert(!overflow);
 
       /* re-fill if not aborted */
       if(underflow)