diff --git a/04/title.txt b/04/title.txt
new file mode 100644
index 0000000..e861eb2
--- /dev/null
+++ b/04/title.txt
@@ -0,0 +1 @@
+Kapitulo 4
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 5d8f5a0..b589037 100644
--- a/manifest.json
+++ b/manifest.json
@@ -97,6 +97,17 @@
 		"03-22",
 		"03-25",
 		"03-27",
-		"03-29"
+		"03-29",
+		"03-31",
+		"03-34",
+		"04-title",
+		"04-01",
+		"04-04",
+		"04-06",
+		"04-09",
+		"04-11",
+		"04-13",
+		"04-15",
+		"04-17"
 	]
 }
\ No newline at end of file