diff --git a/.github/build.sh b/.github/build.sh
index 44a7909d1..46227b032 100755
--- a/.github/build.sh
+++ b/.github/build.sh
@@ -1,4 +1,8 @@
 #!/bin/sh
 curl -fsLO https://raw.githubusercontent.com/scijava/scijava-scripts/master/ci-build.sh
+chmod +x ci-build.sh
+
 # NB: Only the Linux CI node should deploy build artifacts.
-NO_DEPLOY=$(test "$(uname)" = Linux || echo 1) sh ci-build.sh
+export NO_DEPLOY=$(test "$(uname)" = Linux || echo 1)
+
+./ci-build.sh