diff --git a/daemon/Makefile.am b/daemon/Makefile.am
index 80483387..a5663654 100644
--- a/daemon/Makefile.am
+++ b/daemon/Makefile.am
@@ -29,7 +29,6 @@ install-exec-hook:
 	$(PYTHON) $(SETUPPY) $(SETUPPYFLAGS) install \
 		--root=/$(DESTDIR) \
 		--prefix=$(prefix) \
-		--install-lib=$(pythondir) \
 		--single-version-externally-managed
 
 # Python package uninstall
diff --git a/ns3/Makefile.am b/ns3/Makefile.am
index 62086e82..eb32389e 100644
--- a/ns3/Makefile.am
+++ b/ns3/Makefile.am
@@ -22,7 +22,6 @@ install-exec-hook:
 	$(PYTHON) $(SETUPPY) $(SETUPPYFLAGS) install \
 		--root=/$(DESTDIR) \
 		--prefix=$(prefix) \
-		--install-lib=$(pythondir) \
 		--single-version-externally-managed \
 		--no-compile