diff --git a/cpp/Makefile b/cpp/Makefile
index 1adf6ce..a113467 100644
--- a/cpp/Makefile
+++ b/cpp/Makefile
@@ -4,7 +4,7 @@ RM  = rm
 SOURCES = $(wildcard src/*.cpp)
 OBJECTS = $(patsubst %.cpp,%.o,$(notdir $(SOURCES)))
 
-CXXFLAGS = --std=c++11
+CXXFLAGS = -std=c++11 -pedantic
 
 EXE     = example
 EXE_EXT = out
@@ -15,7 +15,7 @@ EXE_EXT = out
 release: CXXFLAGS += -O3
 release: compilation
 
-debug: CXXFLAGS += -Wall -Wextra -Wshadow -Wnon-virtual-dtor -pedantic -g
+debug: CXXFLAGS += -Wall -Wextra -Wshadow -Wnon-virtual-dtor -g
 debug: CXXFLAGS += -Wold-style-cast -Wsign-conversion
 debug: compilation