diff --git a/.gitmodules b/.gitmodules
index f79f2dd4cf234c1d437eb19b69900bd3d40798d3..185d42cffbd8fdb9c3afd31f6f8434ed02fab762 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -9,3 +9,4 @@
 [submodule "Processes/Proposal/PROPOSAL"]
 	path = Processes/Proposal/PROPOSAL
 	url = https://github.com/tudo-astroparticlephysics/PROPOSAL.git
+	shallow = true