diff --git a/doc/stdenv.xml b/doc/stdenv.xml
index d27adc0de5a..9ed9a448c61 100644
--- a/doc/stdenv.xml
+++ b/doc/stdenv.xml
@@ -263,7 +263,7 @@ genericBuild
    corresponding sort so that the platform rules still line up. The exact rules
    for dependency propagation can be given by assigning each sort of dependency
    two integers based one how it's host and target platforms are offset from
-   the depending derivation's platforms. Those offsets are given are given
+   the depending derivation's platforms. Those offsets are given
    below in the descriptions of each dependency list attribute.
    Algorithmically, we traverse propagated inputs, accumulating every
    propagated dep's propagated deps and adjusting them to account for the