diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ab87873
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.out
diff --git a/Makefile b/Makefile
index 184902b..b8ea678 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,7 @@ PROJECT_NAME=projmr
 
 CC=gcc
 OPTIONS=-O2 -Wall -ansi
-OUTPUT_NAME=$(PROJECT_NAME)
+OUTPUT_NAME=$(PROJECT_NAME).out
 COPY=cp
 INPUT_NAME=$(PROJECT_NAME).c
 REMOVE=rm
diff --git a/project_files/make_structure.txt b/project_files/make_structure.txt
index 6443544..7c643fe 100644
--- a/project_files/make_structure.txt
+++ b/project_files/make_structure.txt
@@ -1,6 +1,6 @@
 CC=gcc
 OPTIONS=-O2 -Wall -ansi
-OUTPUT_NAME=$(PROJECT_NAME)
+OUTPUT_NAME=$(PROJECT_NAME).out
 COPY=cp
 INPUT_NAME=$(PROJECT_NAME).c
 REMOVE=rm