diff --git a/Cargo.toml b/Cargo.toml
index 54e41d0..5a17a9f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ authors = ["Pavel Perestoronin <eigenein@gmail.com>"]
 readme = "README.md"
 repository = "https://github.com/eigenein/bpci"
 license = "MIT"
-keywords = ["statistics", "data-analysis", "wilson-score", "proportion", "binomial", "agresti-coull", "wald", "interval"]
+keywords = ["statistics", "data-analysis", "proportion", "binomial", "interval"]
 categories = ["mathematics", "science", "algorithms"]
 
 [features]
diff --git a/README.md b/README.md
index a6cf28b..b09ab00 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,8 @@ fn main() {
 }
 ```
 
+## Intervals
+
 ### [Wilson score interval](https://en.wikipedia.org/wiki/Binomial_proportion_confidence_interval#Wilson_score_interval)
 
 ```rust