diff --git a/libimagstore/Cargo.toml b/libimagstore/Cargo.toml
index 3815d4af..53c23950 100644
--- a/libimagstore/Cargo.toml
+++ b/libimagstore/Cargo.toml
@@ -14,16 +14,16 @@ repository    = "https://github.com/matthiasbeyer/imag"
 homepage      = "http://imag-pim.org"
 
 [dependencies]
-fs2 = "0.2"
+fs2 = "0.3"
 glob = "0.2.11"
-lazy_static = "0.1.15"
+lazy_static = "0.2.*"
 log = "0.3"
 regex = "0.1"
-semver = "0.2"
+semver = "0.5"
 toml = "0.2.*"
 version = "2.0.1"
-crossbeam = "0.2.8"
-walkdir = "0.1.5"
+crossbeam = "0.2.*"
+walkdir = "0.1.*"
 
 [dependencies.libimagerror]
 path = "../libimagerror"