diff --git a/include/keyb.h b/include/keyb.h
index e33b00b0..70e16997 100644
--- a/include/keyb.h
+++ b/include/keyb.h
@@ -36,6 +36,9 @@
  * @{
  */
 
+/**
+ * List of all scopes the mouse can interact on.
+ */
 typedef enum
 {
     SCOPE_GLOBAL,
@@ -136,6 +139,9 @@ typedef enum
     SELECT_ELEMENT_10,
 } KeyBindingAction;
 
+/**
+ * Actions mouse can take on the ListView.
+ */
 typedef enum
 {
     SCROLL_LEFT = 1,
@@ -144,6 +150,9 @@ typedef enum
     SCROLL_UP,
 } MouseBindingListviewAction;
 
+/**
+ * Actions mouse can take on the ListView element.
+ */
 typedef enum
 {
     SELECT_HOVERED_ENTRY = 1,
@@ -151,6 +160,9 @@ typedef enum
     ACCEPT_HOVERED_CUSTOM,
 } MouseBindingListviewElementAction;
 
+/**
+ * Default mouse actions.
+ */
 typedef enum
 {
     MOUSE_CLICK_DOWN = 1,
diff --git a/source/keyb.c b/source/keyb.c
index 01ad1eb8..3f6b85aa 100644
--- a/source/keyb.c
+++ b/source/keyb.c
@@ -122,6 +122,7 @@ ActionBindingEntry rofi_bindings[] =
     { .id = ACCEPT_HOVERED_CUSTOM,   .scope = SCOPE_MOUSE_LISTVIEW_ELEMENT, .name    = "me-accept-custom",                     .binding = "Control+MouseDPrimary", .comment = "Accept hovered row with custom action"   },
 };
 
+/** Default binding of mouse button to action. */
 static const gchar *mouse_default_bindings[] = {
     [MOUSE_CLICK_DOWN]  = "MousePrimary",
     [MOUSE_CLICK_UP]    = "!MousePrimary",
diff --git a/source/rofi.c b/source/rofi.c
index ac8695e2..ad13079b 100644
--- a/source/rofi.c
+++ b/source/rofi.c
@@ -26,6 +26,7 @@
  *
  */
 
+/** Log domain */
 #define G_LOG_DOMAIN    "Rofi"
 
 #include <config.h>
@@ -76,8 +77,9 @@
 // TODO: move this check to mode.c
 #include "mode-private.h"
 
-// Pidfile.
+/** Location of pidfile for this instance. */
 char       *pidfile   = NULL;
+/** Location of Cache directory. */
 const char *cache_dir = NULL;
 
 /** List of error messages.*/
@@ -91,6 +93,7 @@ void rofi_add_error_message ( GString *str )
 
 /** Path to the configuration file */
 G_MODULE_EXPORT char *config_path     = NULL;
+/** Path to the configuration file in the new format */
 G_MODULE_EXPORT char *config_path_new = NULL;
 /** Array holding all activated modi. */
 Mode                 **modi = NULL;
@@ -104,6 +107,7 @@ unsigned int num_modi = 0;
 /** Current selected mode */
 unsigned int curr_switcher = 0;
 
+/** Handle to NkBindings object for input devices. */
 NkBindings   *bindings = NULL;
 
 /** Glib main loop. */
@@ -620,6 +624,10 @@ static gboolean setup_modi ( void )
     return FALSE;
 }
 
+/**
+ * Quit rofi mainloop.
+ * This will exit program.
+ **/
 void rofi_quit_main_loop ( void )
 {
     g_main_loop_quit ( main_loop );