diff --git a/src/Makefile.am b/src/Makefile.am
index 69ba4ade2e3fd64b07bbea7ca267cf00d6242ade..2258bc3ed6e8133e57f8daf39c4e1801a427c5b9 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -36,17 +36,18 @@ TESTS= test-gradient-method
 AM_CXXFLAGS = \
 	-Wall \
 	-Wextra \
-	-Wno-unused-parameter \
-	-Wno-tautological-compare \
 	-Wno-c++11-compat \
-	-Wno-unused-variable \
-	-Wno-type-limits \
+	-Wno-c++11-extensions \
+	-Wno-deprecated-declarations \
+	-Wno-mismatched-tags \
+	-Wno-missing-declarations \
 	-Wno-overloaded-virtual \
 	-Wno-reorder \
 	-Wno-sign-compare \
-	-Wno-c++11-extensions \
-	-Wno-missing-declarations \
-	-Wno-mismatched-tags
+	-Wno-tautological-compare \
+	-Wno-type-limits \
+	-Wno-unused-parameter \
+	-Wno-unused-variable
 
 AM_CPPFLAGS = \
 	$(DUNE_CPPFLAGS) \