diff --git a/.travis.yml b/.travis.yml
index 6644e9f0a..ef7a20b70 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,7 +27,7 @@ addons:
       - sourceline: 'deb https://dl.bintray.com/sbt/debian /'
       - key_url: 'https://bintray.com/user/downloadSubjectPublicKey?username=sbt'
     packages:
-      - sbt=1.1.2
+      - sbt=1.1.5
       - pandoc
       - latex-cjk-all
       - texlive-full
diff --git a/src/nanoc/nanoc.yaml b/src/nanoc/nanoc.yaml
index 5a39df284..c7eb42270 100644
--- a/src/nanoc/nanoc.yaml
+++ b/src/nanoc/nanoc.yaml
@@ -2,7 +2,7 @@ sbtVersion: 1.1.5
 # Windows build version tends to be different from the rest
 windowsBuild: 1.1.5
 
-sbtVersionForScalaDoc: 1.1.2
+sbtVersionForScalaDoc: 1.1.5
 
 sbtBinaryVersion: 1.0