diff --git a/tools/bin/build_abigen b/tools/bin/build_abigen
index f0087c7d800..3681b5e4110 100755
--- a/tools/bin/build_abigen
+++ b/tools/bin/build_abigen
@@ -32,6 +32,7 @@ TMPDIR="$(mktemp -d)"
 
 pushd "$TMPDIR"
 
+# We do not use go install here as we don't want the behavior to implicitly depend on user-configured variables like $PATH
 git clone --depth=1 --single-branch --branch "$GETH_VERSION" "$GETH_REPO_URL"
 cd go-ethereum/cmd/abigen
 go build