diff --git a/submodule_update.sh b/submodule_update.sh
new file mode 100644
index 0000000..67dcf76
--- /dev/null
+++ b/submodule_update.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+#
+# SUBMODULE_UPDATE
+# Updates git submodules in current program.
+# Author:  Timothy Sipkens, 2019-07-15
+#===========================================================#
+
+git submodule update --recursive --remote