diff --git a/c/Makefile b/c/Makefile
index 5aefc02..b9e46d6 100644
--- a/c/Makefile
+++ b/c/Makefile
@@ -1,5 +1,5 @@
-CC      = gcc
-RM      = rm
+CC = gcc
+RM = rm
 
 SOURCES = $(wildcard src/*.c)
 OBJETS  = $(patsubst %.c,%.c.o,$(notdir $(SOURCES)))
diff --git a/cpp/Makefile b/cpp/Makefile
index 9a3560e..079eee2 100644
--- a/cpp/Makefile
+++ b/cpp/Makefile
@@ -1,13 +1,13 @@
-CXX      = g++
-RM       = rm
+CXX = g++
+RM  = rm
 
-SOURCES  = $(wildcard src/*.cpp)
-OBJETS   = $(patsubst %.cpp,%.cpp.o,$(notdir $(SOURCES)))
+SOURCES = $(wildcard src/*.cpp)
+OBJETS  = $(patsubst %.cpp,%.cpp.o,$(notdir $(SOURCES)))
 
 CXXFLAGS = --std=c++11
 
-EXE      = example
-EXE_EXT  = out
+EXE     = example
+EXE_EXT = out
 
 %.cpp.o: src/%.cpp
 	$(CXX) -c -o $@ $< $(CXXFLAGS)
diff --git a/latex/document/Makefile b/latex/document/Makefile
index bbed92c..40007b1 100644
--- a/latex/document/Makefile
+++ b/latex/document/Makefile
@@ -1,8 +1,8 @@
-NAME  = document
+NAME = document
 
-TEX   = $(NAME).tex
-SRC   = $(TEX)
-PDF   = $(TEX:.tex=.pdf)
+TEX = $(NAME).tex
+SRC = $(TEX)
+PDF = $(TEX:.tex=.pdf)
 
 TEXMK = latexmk -shell-escape -lualatex
 
diff --git a/latex/presentation/Makefile b/latex/presentation/Makefile
index 41f9f0a..201c9c3 100644
--- a/latex/presentation/Makefile
+++ b/latex/presentation/Makefile
@@ -1,8 +1,8 @@
-NAME = slides
+NAME  = slides
 
-TEX  = $(NAME).tex
-SRC  = $(TEX)
-PDF  = $(TEX:.tex=.pdf)
+TEX = $(NAME).tex
+SRC = $(TEX)
+PDF = $(TEX:.tex=.pdf)
 
 TEXMK = latexmk -lualatex -shell-escape
 WGET  = wget -q --show-progress