diff --git a/.docssite/mkdocs.yml b/.docssite/mkdocs.yml
index e20d43f..592f4fb 100644
--- a/.docssite/mkdocs.yml
+++ b/.docssite/mkdocs.yml
@@ -50,6 +50,6 @@ nav:
   - Introduction: index.md
   - Syntax: sophia_syntax.md
   - Features: sophia_features.md
-  - Standard Library: sophia_stdlib.md
-  - Contract Examples: sophia_examples.md
+  - Standard library: sophia_stdlib.md
+  - Contract examples: sophia_examples.md
   - Changelog: CHANGELOG.md
diff --git a/README.md b/README.md
index c832ecc..e11896a 100644
--- a/README.md
+++ b/README.md
@@ -12,8 +12,8 @@ The compiler is currently being used three places
 * [Introduction](docs/index.md)
 * [Syntax](docs/sophia_syntax.md)
 * [Features](docs/sophia_features.md)
-* [Standard Library](docs/sophia_stdlib.md)
-* [Contract Examples](docs/sophia_examples.md)
+* [Standard library](docs/sophia_stdlib.md)
+* [Contract examples](docs/sophia_examples.md)
 
 Additionally you can check out the [contracts section](https://github.com/aeternity/protocol/blob/master/contracts/contracts.md) of the æternity blockchain specification.
 
diff --git a/docs/sophia_examples.md b/docs/sophia_examples.md
index 57b072e..fab9285 100644
--- a/docs/sophia_examples.md
+++ b/docs/sophia_examples.md
@@ -1,4 +1,4 @@
-# Contract Examples
+# Contract examples
 
 ## Crowdfunding
 ```sophia
diff --git a/docs/sophia_stdlib.md b/docs/sophia_stdlib.md
index de9e37d..99e1e48 100644
--- a/docs/sophia_stdlib.md
+++ b/docs/sophia_stdlib.md
@@ -5,7 +5,7 @@ check if the comments in the sources are up to date as well. You may find them
 in the priv/stdlib directory. Thanks!
 -->
 
-# Standard Library
+# Standard library
 
 Sophia language offers standard library that consists of several namespaces. Some of them are already
 in the scope and do not need any actions to be used, while the others require some files to be included.