diff --git a/src/command/commands.c b/src/command/commands.c
index 2059c982..6eca1bd1 100644
--- a/src/command/commands.c
+++ b/src/command/commands.c
@@ -1069,6 +1069,7 @@ _who_roster(gchar **args, struct cmd_help_t help)
                 cons_show_contacts(filtered);
             }
         }
+        g_slist_free(filtered);
 
     // unavailable
     } else if (strcmp("unavailable", presence) == 0) {
@@ -1097,6 +1098,7 @@ _who_roster(gchar **args, struct cmd_help_t help)
                 cons_show_contacts(filtered);
             }
         }
+        g_slist_free(filtered);
 
     // online, available resources
     } else if (strcmp("online", presence) == 0) {
@@ -1125,6 +1127,7 @@ _who_roster(gchar **args, struct cmd_help_t help)
                 cons_show_contacts(filtered);
             }
         }
+        g_slist_free(filtered);
 
     // offline, no available resources
     } else if (strcmp("offline", presence) == 0) {
@@ -1153,6 +1156,7 @@ _who_roster(gchar **args, struct cmd_help_t help)
                 cons_show_contacts(filtered);
             }
         }
+        g_slist_free(filtered);
 
     // show specific status
     } else {
@@ -1181,6 +1185,7 @@ _who_roster(gchar **args, struct cmd_help_t help)
                 cons_show_contacts(filtered);
             }
         }
+        g_slist_free(filtered);
     }
 
     g_slist_free(list);
diff --git a/src/ui/window.c b/src/ui/window.c
index bfef7946..585e0955 100644
--- a/src/ui/window.c
+++ b/src/ui/window.c
@@ -682,8 +682,6 @@ win_show_info(ProfWin *window, PContact contact)
     const char *name = p_contact_name(contact);
     const char *presence = p_contact_presence(contact);
     const char *sub = p_contact_subscription(contact);
-    GList *resources = p_contact_get_available_resources(contact);
-    GList *ordered_resources = NULL;
     GDateTime *last_activity = p_contact_last_activity(contact);
 
     theme_item_t presence_colour = theme_main_presence_attrs(presence);
@@ -719,20 +717,25 @@ win_show_info(ProfWin *window, PContact contact)
         g_date_time_unref(now);
     }
 
+    GList *resources = p_contact_get_available_resources(contact);
+    GList *ordered_resources = NULL;
     if (resources != NULL) {
         win_save_print(window, '-', NULL, 0, 0, "", "Resources:");
 
         // sort in order of availabiltiy
-        while (resources != NULL) {
-            Resource *resource = resources->data;
+        GList *curr = resources;
+        while (curr != NULL) {
+            Resource *resource = curr->data;
             ordered_resources = g_list_insert_sorted(ordered_resources,
                 resource, (GCompareFunc)resource_compare_availability);
-            resources = g_list_next(resources);
+            curr = g_list_next(curr);
         }
     }
+    g_list_free(resources);
 
-    while (ordered_resources != NULL) {
-        Resource *resource = ordered_resources->data;
+    GList *curr = ordered_resources;
+    while (curr != NULL) {
+        Resource *resource = curr->data;
         const char *resource_presence = string_from_resource_presence(resource->presence);
         theme_item_t presence_colour = theme_main_presence_attrs(resource_presence);
         win_save_vprint(window, '-', NULL, NO_EOL, presence_colour, "", "  %s (%d), %s", resource->name, resource->priority, resource_presence);
@@ -787,8 +790,9 @@ win_show_info(ProfWin *window, PContact contact)
             caps_destroy(caps);
         }
 
-        ordered_resources = g_list_next(ordered_resources);
+        curr = g_list_next(curr);
     }
+    g_list_free(ordered_resources);
 }
 
 void
diff --git a/src/ui/windows.c b/src/ui/windows.c
index 5ecada12..3132902f 100644
--- a/src/ui/windows.c
+++ b/src/ui/windows.c
@@ -132,6 +132,7 @@ wins_get_muc(const char * const roomjid)
         if (window->type == WIN_MUC) {
             ProfMucWin *mucwin = (ProfMucWin*)window;
             if (g_strcmp0(mucwin->roomjid, roomjid) == 0) {
+                g_list_free(values);
                 return mucwin;
             }
         }
@@ -153,6 +154,7 @@ wins_get_private(const char * const fulljid)
         if (window->type == WIN_PRIVATE) {
             ProfPrivateWin *privatewin = (ProfPrivateWin*)window;
             if (g_strcmp0(privatewin->fulljid, fulljid) == 0) {
+                g_list_free(values);
                 return privatewin;
             }
         }
@@ -408,9 +410,9 @@ wins_new_xmlconsole(void)
 {
     GList *keys = g_hash_table_get_keys(windows);
     int result = get_next_available_win_num(keys);
+    g_list_free(keys);
     ProfWin *newwin = win_create_xmlconsole();
     g_hash_table_insert(windows, GINT_TO_POINTER(result), newwin);
-    g_list_free(keys);
     return newwin;
 }
 
@@ -419,9 +421,9 @@ wins_new_chat(const char * const barejid)
 {
     GList *keys = g_hash_table_get_keys(windows);
     int result = get_next_available_win_num(keys);
+    g_list_free(keys);
     ProfWin *newwin = win_create_chat(barejid);
     g_hash_table_insert(windows, GINT_TO_POINTER(result), newwin);
-    g_list_free(keys);
     return newwin;
 }
 
@@ -430,9 +432,9 @@ wins_new_muc(const char * const roomjid)
 {
     GList *keys = g_hash_table_get_keys(windows);
     int result = get_next_available_win_num(keys);
+    g_list_free(keys);
     ProfWin *newwin = win_create_muc(roomjid);
     g_hash_table_insert(windows, GINT_TO_POINTER(result), newwin);
-    g_list_free(keys);
     return newwin;
 }
 
@@ -441,9 +443,9 @@ wins_new_muc_config(const char * const roomjid, DataForm *form)
 {
     GList *keys = g_hash_table_get_keys(windows);
     int result = get_next_available_win_num(keys);
+    g_list_free(keys);
     ProfWin *newwin = win_create_muc_config(roomjid, form);
     g_hash_table_insert(windows, GINT_TO_POINTER(result), newwin);
-    g_list_free(keys);
     return newwin;
 }
 
@@ -452,9 +454,9 @@ wins_new_private(const char * const fulljid)
 {
     GList *keys = g_hash_table_get_keys(windows);
     int result = get_next_available_win_num(keys);
+    g_list_free(keys);
     ProfWin *newwin = win_create_private(fulljid);
     g_hash_table_insert(windows, GINT_TO_POINTER(result), newwin);
-    g_list_free(keys);
     return newwin;
 }
 
diff --git a/src/xmpp/capabilities.c b/src/xmpp/capabilities.c
index 164313e1..1a9eed74 100644
--- a/src/xmpp/capabilities.c
+++ b/src/xmpp/capabilities.c
@@ -154,49 +154,49 @@ _caps_by_ver(const char * const ver)
 
         char *category = g_key_file_get_string(cache, ver, "category", NULL);
         if (category) {
-            new_caps->category = strdup(category);
+            new_caps->category = category;
         } else {
             new_caps->category = NULL;
         }
 
         char *type = g_key_file_get_string(cache, ver, "type", NULL);
         if (type) {
-            new_caps->type = strdup(type);
+            new_caps->type = type;
         } else {
             new_caps->type = NULL;
         }
 
         char *name = g_key_file_get_string(cache, ver, "name", NULL);
         if (name) {
-            new_caps->name = strdup(name);
+            new_caps->name = name;
         } else {
             new_caps->name = NULL;
         }
 
         char *software = g_key_file_get_string(cache, ver, "software", NULL);
         if (software) {
-            new_caps->software = strdup(software);
+            new_caps->software = software;
         } else {
             new_caps->software = NULL;
         }
 
         char *software_version = g_key_file_get_string(cache, ver, "software_version", NULL);
         if (software_version) {
-            new_caps->software_version = strdup(software_version);
+            new_caps->software_version = software_version;
         } else {
             new_caps->software_version = NULL;
         }
 
         char *os = g_key_file_get_string(cache, ver, "os", NULL);
         if (os) {
-            new_caps->os = strdup(os);
+            new_caps->os = os;
         } else {
             new_caps->os = NULL;
         }
 
         char *os_version = g_key_file_get_string(cache, ver, "os_version", NULL);
         if (os_version) {
-            new_caps->os_version = strdup(os_version);
+            new_caps->os_version = os_version;
         } else {
             new_caps->os_version = NULL;
         }
diff --git a/src/xmpp/iq.c b/src/xmpp/iq.c
index 7fedf0ed..bc12b780 100644
--- a/src/xmpp/iq.c
+++ b/src/xmpp/iq.c
@@ -631,6 +631,8 @@ _caps_response_handler_for_jid(xmpp_conn_t *const conn, xmpp_stanza_t * const st
     Capabilities *capabilities = caps_create(query);
     caps_add_by_jid(jid, capabilities);
 
+    free(jid);
+
     return 0;
 }
 
@@ -640,10 +642,12 @@ _caps_response_handler_legacy(xmpp_conn_t *const conn, xmpp_stanza_t * const sta
 {
     const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
     xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
+    char *expected_node = (char *)userdata;
 
     char *type = xmpp_stanza_get_type(stanza);
     // ignore non result
     if ((g_strcmp0(type, "get") == 0) || (g_strcmp0(type, "set") == 0)) {
+        free(expected_node);
         return 1;
     }
 
@@ -656,6 +660,7 @@ _caps_response_handler_legacy(xmpp_conn_t *const conn, xmpp_stanza_t * const sta
     const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
     if (!from) {
         log_info("No from attribute");
+        free(expected_node);
         return 0;
     }
 
@@ -664,22 +669,23 @@ _caps_response_handler_legacy(xmpp_conn_t *const conn, xmpp_stanza_t * const sta
         char *error_message = stanza_get_error_message(stanza);
         log_warning("Error received for capabilities response from %s: ", from, error_message);
         free(error_message);
+        free(expected_node);
         return 0;
     }
 
     if (query == NULL) {
         log_warning("No query element found.");
+        free(expected_node);
         return 0;
     }
 
     char *node = xmpp_stanza_get_attribute(query, STANZA_ATTR_NODE);
     if (node == NULL) {
         log_warning("No node attribute found");
+        free(expected_node);
         return 0;
     }
 
-    char *expected_node = (char *)userdata;
-
     // nodes match
     if (g_strcmp0(expected_node, node) == 0) {
         log_info("Legacy capabilities, nodes match %s", node);