diff --git a/commands.c b/commands.c
index a8374b8..82ba01e 100644
--- a/commands.c
+++ b/commands.c
@@ -112,12 +112,12 @@ cmd_print(girara_session_t* session, girara_list_t* UNUSED(argument_list))
   g_return_val_if_fail(session->global.data != NULL, false);
   zathura_t* zathura = session->global.data;
 
-	if (zathura->document == NULL) {
+  if (zathura->document == NULL) {
     girara_notify(session, GIRARA_ERROR, "No open document.");
-		return false;
-	}
+    return false;
+  }
 
-	print((zathura_t*) session->global.data);
+  print((zathura_t*) session->global.data);
 
   return true;
 }
@@ -129,10 +129,10 @@ cmd_save(girara_session_t* session, girara_list_t* argument_list)
   g_return_val_if_fail(session->global.data != NULL, false);
   zathura_t* zathura = session->global.data;
 
-	if (zathura->document == NULL) {
-		girara_notify(session, GIRARA_ERROR, "No open document.");
-		return false;
-	}
+  if (zathura->document == NULL) {
+    girara_notify(session, GIRARA_ERROR, "No open document.");
+    return false;
+  }
 
   if (girara_list_size(argument_list) == 1) {
     document_save(zathura, girara_list_nth(argument_list, 0), false);
@@ -152,10 +152,10 @@ cmd_savef(girara_session_t* session, girara_list_t* argument_list)
   g_return_val_if_fail(session->global.data != NULL, false);
   zathura_t* zathura = session->global.data;
 
-	if (zathura->document == NULL) {
-		girara_notify(session, GIRARA_ERROR, "No open document.");
+  if (zathura->document == NULL) {
+    girara_notify(session, GIRARA_ERROR, "No open document.");
     return false;
-	}
+  }
 
   if (girara_list_size(argument_list) == 1) {
     document_save(zathura, girara_list_nth(argument_list, 0), true);
diff --git a/database-sqlite.c b/database-sqlite.c
index 33b41e1..0c71893 100644
--- a/database-sqlite.c
+++ b/database-sqlite.c
@@ -6,12 +6,14 @@
 
 #include "database.h"
 
-struct zathura_database_s {
+struct zathura_database_s
+{
   sqlite3* session;
 };
 
 zathura_database_t*
-zathura_db_init(const char* path) {
+zathura_db_init(const char* path)
+{
   zathura_database_t* db = g_malloc0(sizeof(zathura_database_t));
   
   /* create bookmarks database */
@@ -51,7 +53,8 @@ zathura_db_init(const char* path) {
 }
 
 void
-zathura_db_free(zathura_database_t* db) {
+zathura_db_free(zathura_database_t* db)
+{
   if (db == NULL) {
     return;
   }
diff --git a/zathura.h b/zathura.h
index d3583ec..7035542 100644
--- a/zathura.h
+++ b/zathura.h
@@ -89,13 +89,13 @@ typedef struct zathura_s
     bool recolor; /**> Recoloring mode switch */
   } global;
 
-	struct
-	{
-		girara_mode_t normal; /**> Normal mode */
-		girara_mode_t fullscreen; /**> Fullscreen mode */
-		girara_mode_t index; /**> Index mode */
-		girara_mode_t insert; /**> Insert mode */
-	} modes;
+  struct
+  {
+    girara_mode_t normal; /**> Normal mode */
+    girara_mode_t fullscreen; /**> Fullscreen mode */
+    girara_mode_t index; /**> Index mode */
+    girara_mode_t insert; /**> Insert mode */
+  } modes;
 
   struct
   {