Update index.md

fortran-lang · gareth-nx · Jan 2, 2022 · Dec 21, 2020 · Dec 21, 2020 · Dec 21, 2020
commit dc6e894a6929c6356741c1a015b1ddc9c58ed32e
diff --git a/doc/specs/index.md b/doc/specs/index.md
@@ -20,7 +20,7 @@ This is and index/directory of the specifications (specs) for each new module/fe
  - [stats_distribution_PRNG](./stdlib_stats_distribution_PRNG.html) - Probability Distributions random number generator
  - [stats_distribution_uniform](./stdlib_stats_distribution_uniform.html) - Uniform probability distribution
  - [stats_distribution_normal](./stdlib_stats_distribution_normal.html) - Normal probability distribution
- - [stats_distribution_exponential](./stdlib_stats_distribution_exponential.html) - Exponential probability distribution
+ - [stats_distribution_expon](./stdlib_stats_distribution_exponential.html) - Exponential probability distribution
 
 ## Missing specs