diff --git a/Makefile b/Makefile
index 4eaaa65..5fa32ec 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,7 @@ clean:
 dev-build:
 	./build.el
 
-build:
+build: clean
 	LXHOME_PROD=t ./build.el
 
 
diff --git a/orgs/essays/anti-matter-and-time.org b/orgs/essays/anti-matter-and-time.org
index 272ae55..918d610 100644
--- a/orgs/essays/anti-matter-and-time.org
+++ b/orgs/essays/anti-matter-and-time.org
@@ -17,7 +17,7 @@ electric charge and negative energy. According to [[https://en.wikipedia.org/wik
 moving backward in time. Or we can think that Electron and Positron are the same thing, an Electron
 that is bouncing forward in time and backward again. Bouncing between an Electron and Positron
 characteristics. Anyway, according to the [[https://en.wikipedia.org/wiki/General_relativity][general relativity]], time is relative and not absolute and
-two observers of the same phenomena might have different perception of time relative to their situation
+two observers of the same phenomena might have different perception of time relative to their state
 in spacetime. But another way of thinking about time in my head is entropy. According to the
 [[https://en.wikipedia.org/wiki/Second_law_of_thermodynamics][second law of thermodynamics]] entropy of system increase overtime (to put it simply). Therefore,
 future is the time with more entropy than today or simply the movement vector of time is in the same