diff --git a/.gitignore b/.gitignore
index 688c8b0..ca46448 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@
 /structopt-0.2.12.crate
 /structopt-0.2.13.crate
 /structopt-0.2.14.crate
+/structopt-0.2.15.crate
diff --git a/sources b/sources
index 917ba99..a4d5ffb 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (structopt-0.2.14.crate) = 785eeda171c384be44ce7780f6205eec7d5544867ee75f375cd7e23c799fa3e837308d4b41431380ca9fa2b8842d87a17066a81b3f498ad3f4c66c51284e5853
+SHA512 (structopt-0.2.15.crate) = b9428ab6cf47d4f768422e100ced57bf38c4e32adf4adbd00b03575e0dfa8130162f45a76ea45a3156d149ec908121acec3c5011526c43c693653313814e6cc2