diff --git a/CMakeLists.txt b/CMakeLists.txt
index af2ac200dbf68e0d90e357feafeb84f3b418d075..ab9f81bedd388dcdfbda7785899cf95174d8994c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,19 +1,25 @@
+# Set cmake version.
 cmake_minimum_required(VERSION 3.24)
+
+# Project name and language.
 project(
         PPANN
         VERSION 0.1
-        DESCRIPTION "Test"
+        DESCRIPTION "This project implements the inner product revealing encryption."
         LANGUAGES C
 )
 
+# Set standards and include tests.
 if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
     set(CMAKE_C_STANDARD 17)
     set_property(GLOBAL PROPERTY USE_FOLDERS ON)
     include(CTest)
 endif()
 
+# Find the relic library.
 find_library(RELIC_LIB relic)
 
+# Add desired subdirectories.
 add_subdirectory(src)
 add_subdirectory(apps)
 add_subdirectory(tests)
\ No newline at end of file
diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
index 511f190f8a5fb12aba6115e85f053f676198765f..63f43d77e568953425fe69d23a691374a00edb3b 100644
--- a/apps/CMakeLists.txt
+++ b/apps/CMakeLists.txt
@@ -1,2 +1,3 @@
+# Call this executable app.
 add_executable(app scheme.c)
 target_link_libraries(app PRIVATE ppann_lib)
\ No newline at end of file
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1b1c1ad773ee20d8c27472c34136de81f4a85e99..109948d972988e2f326d4eba59959cc5c747dd44 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,14 +1,16 @@
+# Include the header list.
 set(HEADER_LIST "${CMAKE_SOURCE_DIR}/include/")
 
+# Add all files to the library.
 add_library(ppann_lib field.c group.c vector.c matrix.c ${HEADER_LIST})
 
 # We need this directory, and users of our library will need it too
 target_include_directories(ppann_lib PUBLIC ../include)
 
-# This depends on (header only) boost
+# This depends on the relic library.
 target_link_libraries(ppann_lib PRIVATE ${RELIC_LIB})
 
-# IDEs should put the headers in a nice place
+# IDEs should put the headers in a nice place.
 source_group(
         TREE "${PROJECT_SOURCE_DIR}/include"
         PREFIX "Header Files"