diff --git a/scripts/lcov.sh b/scripts/lcov.sh
index 1969b3904..0584a0aac 100755
--- a/scripts/lcov.sh
+++ b/scripts/lcov.sh
@@ -32,7 +32,7 @@ set -eu
 
 # Repository detection
 in_mbedtls_build_dir () {
-     test -d library
+    test -d library
 }
 
 # Collect stats and build a HTML report.