diff --git a/.gitmodules b/.gitmodules
index 68a0a5d4..72def34b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,9 +1,10 @@
 [submodule "DRAMSys/simulator/src/common/third_party/DRAMPower"]
 	path = DRAMSys/simulator/src/common/third_party/DRAMPower
 	url = https://github.com/tukl-msd/DRAMPower.git
+	branch = master
 [submodule "DRAMSys/simulator/src/common/third_party/tinyxml2"]
 	path = DRAMSys/simulator/src/common/third_party/tinyxml2
 	url = https://github.com/leethomason/tinyxml2.git
 [submodule "DRAMSys/simulator/src/common/third_party/icewrapper"]
 	path = DRAMSys/simulator/src/common/third_party/icewrapper
-    url = https://github.com/myzinsky/IceWrapper.git
+    	url = https://github.com/myzinsky/IceWrapper.git