diff --git a/Makefile b/Makefile
index f47f13c..e57c6c3 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ CXX          := g++
 LD_CXXFLAGS =
 
 # Compilation flag
-CXXFLAGS    = -Wall -Wextra -std=gnu99 -g -O3
+CXXFLAGS    = -Wall -Wextra -g -O3
 # Remove warnings about unused variables, functions, ...
 # -Wno-unused-parameter -Wno-unused-function -Wno-unused-variable -Wno-unused-but-set-variable
 # Compile with debug
@@ -14,12 +14,12 @@ CXXFLAGS    = -Wall -Wextra -std=gnu99 -g -O3
 # See memory leaks and Incorrect Read/Write
 # -fsanitize=address -lasan
 
-$(BUILDDIR)/main: $(SRCDIR)/main.cpp $(BUILDDIR)/input.o
-	$(CXX)  $^ -o $@  $(CFLAGS) $(LD_CFLAGS)
+$(BUILDDIR)/main: $(SRCDIR)/main.cpp $(BUILDDIR)/input.o src/include/parser.h
+	$(CXX)  $^ -o $@  $(CXXFLAGS) $(LD_CXXFLAGS)
 
 
 $(BUILDDIR)/%.o: $(SRCDIR)/%.cpp $(SRCDIR)/include/%.h
-	$(CXX)  -c $< -o $@  $(CFLAGS)
+	$(CXX)  -c $< -o $@  $(CXXFLAGS)
 
 
 clean: