1 files changed, 0 insertions, 1 deletions
diff --git a/dive.h b/dive.h
index 69a01125e..d0ef47ded 100644
--- a/dive.h
+++ b/dive.h
@@ -801,7 +801,6 @@ extern double restore_deco_state(char *data);
 extern void nuclear_regeneration(double time);
 extern void vpmb_start_gradient();
 extern void vpmb_next_gradient(double deco_time);
-extern bool is_vpmb_ok(double pressure);
 
 /* this should be converted to use our types */
 struct divedatapoint {