diff --git a/packaging/win32/build_package_git.sh b/packaging/win32/build_package_git.sh
index 1349d43e9f..f5e2595c43 100644
--- a/packaging/win32/build_package_git.sh
+++ b/packaging/win32/build_package_git.sh
@@ -4,6 +4,7 @@
 # This assumes we're in the "packaging" directory for the correct build.
 # It could be the packaging/win32 subdir of a tag checkout, or it could
 # be the top-level daily-build packaging directory.
+# Note: GIT_CMD below should have been set by a calling script.
 #
 
 set -o pipefail
diff --git a/packaging/win32/daily_build_git.sh b/packaging/win32/daily_build_git.sh
index 400c1bb04e..af6e533c20 100644
--- a/packaging/win32/daily_build_git.sh
+++ b/packaging/win32/daily_build_git.sh
@@ -18,7 +18,7 @@ qpushd "$(dirname $(unix_path "$0"))"
 # Variables
 _GIT_UDIR=`unix_path $GIT_DIR`
 set_env "$_GIT_UDIR/bin/git" GIT_CMD
-export $GIT_CMD
+export GIT_CMD
 
 $GIT_CMD pull
 ./build_package_git.sh