diff --git a/README.md b/README.md
index 9bd589a..652c0a7 100644
--- a/README.md
+++ b/README.md
@@ -27,8 +27,8 @@ Long list of geospatial analysis tools. Geospatial analysis, or just spatial ana
     - [Clojure](#clojure)
     - [Crystal](#crystal)
     - [C Sharp](#c-sharp)
-    - [C++](#c++)
-    - [C](#c)
+    - [C++](#c)
+    - [C](#c-1)
     - [Fortran](#fortran)
     - [Go](#go)
     - [Rust](#rust)