diff --git a/src/Makefile b/src/Makefile
index 33f3998..4174efe 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -11,6 +11,7 @@ $(TARGET): $(OBJ)
 
 debug:
 	gcc -g $(FILES)
+	mv a.out ../build/
 
 main.o: include/hex.h include/file.h
 hex.o: include/hex.h
diff --git a/src/a.out b/src/a.out
deleted file mode 100755
index a029efd..0000000
Binary files a/src/a.out and /dev/null differ
diff --git a/src/hex.c b/src/hex.c
index ddd759e..23a2cba 100644
--- a/src/hex.c
+++ b/src/hex.c
@@ -85,7 +85,7 @@ static void write_offset(int num, FILE* stream)
 		fprintf(stream, "%08d", num);
 	else
 	 	fprintf(stream, "%08x", num);
-	fprintf(stream, ": %s", GREEN_TEXT_STR);
+	fprintf(stream, ": %s", (flags.coloured) ? GREEN_TEXT_STR : "");
 }
 
 static void write_text(char** text, FILE* stream)
@@ -123,12 +123,12 @@ static void standard_output(char** text, FILE* stream)
 	for (i = 0; i < (flags.cols * 2); i += (flags.octets * 2)) {
 		for (j = 0; j < (flags.octets * 2); j += 2)
 			write_octet(((*text) + i + j)[0], ((*text) + i + j)[1], stream);
-		fprintf(stream, " ");
+		if (!flags.postscript)
+			fprintf(stream, " ");
 	}
 
 }
 
-
 void display_hex_chunk(hex_chunk_t* chunk, FILE* stream)
 {
 	if (!flags.postscript && !flags.c_style)
diff --git a/src/main.c b/src/main.c
index ade7608..a53c8c0 100644
--- a/src/main.c
+++ b/src/main.c
@@ -17,6 +17,7 @@ static struct argp_option options[] = {
 	{"len", 'l', "len", 0, "stop after <len> octets.", 0},
 	{"uppercase", 'u', 0, 0, "use upper case hex letters.", 0},
 	{"decimaloffset", 'd', 0, 0, "show offset in decimal instead of hex.", 0},
+	{"ps", 'p', 0, 0, "output in postscript plain hexdump style.", 0},
 	{0}
 };
 
@@ -40,6 +41,9 @@ static error_t parse_opt(int key, char* arg, struct argp_state* state)
 		case 'd':
 			flags->decimaloffset = true;
 			break;
+		case 'p':
+			flags->postscript = true;
+			flags->coloured = false;
 		case ARGP_KEY_ARG:
 			if (state->arg_num >= 2)
 				argp_usage(state);
@@ -137,10 +141,7 @@ int main(int argc, char* argv[])
 	i = 0;
 	while (lines[i].line != -1)
 		free_hex_chunk(&(lines[i++]));
-	free_hex_chunk(&(lines[i]));
-
 	free(lines);
 
-
 	return 0;
 }