diff --git a/src/cache.app.src b/src/cache.app.src
index 9a3cb5a..6eea89b 100644
--- a/src/cache.app.src
+++ b/src/cache.app.src
@@ -1,7 +1,7 @@
 {application, cache,
    [
       {description, "in-memory cache"},
-      {vsn,         "0.9.0"},
+      {vsn,         "0.9.1"},
       {modules,     [
          cache,
          cache_bucket,
@@ -16,4 +16,4 @@
       {mod, {cache_app, []}},
       {env, []}
    ]
-}.  
\ No newline at end of file
+}.  
diff --git a/src/cache_bucket.erl b/src/cache_bucket.erl
index 1933afb..f006f91 100644
--- a/src/cache_bucket.erl
+++ b/src/cache_bucket.erl
@@ -76,7 +76,7 @@ init([{policy, X} | T], #cache{}=S) ->
    init(T, S#cache{policy=X});
 
 init([{memory, X} | Opts], S) ->
-   init(Opts, S#cache{memory=X div erlang:sysinfo(wordsize)});
+   init(Opts, S#cache{memory=X div erlang:system_info(wordsize)});
 
 init([{size,   X} | Opts],  S) ->
    init(Opts, S#cache{cardinality=X});