diff --git a/moo/mooedit/mooedit-fileops.c b/moo/mooedit/mooedit-fileops.c
index b13b2b59..628b23c9 100644
--- a/moo/mooedit/mooedit-fileops.c
+++ b/moo/mooedit/mooedit-fileops.c
@@ -100,11 +100,14 @@ normalize_encoding (const char *encoding,
 gboolean
 _moo_edit_file_is_new (GFile *file)
 {
+    gboolean is_new;
     char *filename;
     moo_return_val_if_fail (G_IS_FILE (file), FALSE);
     filename = g_file_get_path (file);
     moo_return_val_if_fail (filename != NULL, FALSE);
-    return !g_file_test (filename, G_FILE_TEST_EXISTS);
+    is_new = !g_file_test (filename, G_FILE_TEST_EXISTS);
+    g_free (filename);
+    return is_new;
 }
 
 
@@ -931,6 +934,7 @@ do_save_local (MooEdit        *edit,
         {
             to_save = encoded;
             to_save_size = bytes_written;
+            freeme = encoded;
         }
         else
         {
diff --git a/moo/mooutils/mooutils-file.c b/moo/mooutils/mooutils-file.c
index 7410fcb9..5dbbb6cf 100644
--- a/moo/mooutils/mooutils-file.c
+++ b/moo/mooutils/mooutils-file.c
@@ -17,6 +17,7 @@ moo_file_fnmatch (GFile      *file,
                   const char *glob)
 {
     char *filename;
+    gboolean ret;
 
     moo_return_val_if_fail (G_IS_FILE (file), FALSE);
     moo_return_val_if_fail (glob != NULL, FALSE);
@@ -24,5 +25,8 @@ moo_file_fnmatch (GFile      *file,
     filename = g_file_get_path (file);
     moo_return_val_if_fail (filename != NULL, FALSE);
 
-    return fnmatch (glob, filename, 0) == 0;
+    ret = fnmatch (glob, filename, 0) == 0;
+
+    g_free (filename);
+    return ret;
 }
diff --git a/moo/mooutils/mooutils-misc.c b/moo/mooutils/mooutils-misc.c
index 5bb4953a..a648322e 100644
--- a/moo/mooutils/mooutils-misc.c
+++ b/moo/mooutils/mooutils-misc.c
@@ -1969,11 +1969,13 @@ moo_log_debug_enabled (void)
 
 void _moo_logv (MooCodeLoc loc, GLogLevelFlags flags, const char *format, va_list args)
 {
-    char *message = g_strdup_vprintf (format, args);
+    char *message;
 
     if (flags >= G_LOG_LEVEL_DEBUG && !moo_log_debug_enabled ())
         return;
 
+    message = g_strdup_vprintf (format, args);
+
 #if defined(MOO_DEV_MODE) && !defined(__WIN32__)
     if (flags < G_LOG_LEVEL_MESSAGE)
     {
diff --git a/tools/medit.supp b/tools/medit.supp
index 407c691c..9f822136 100644
--- a/tools/medit.supp
+++ b/tools/medit.supp
@@ -210,3 +210,44 @@
    obj:/usr/lib/libgobject-2.0.so*
    fun:g_type_register_static
 }
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Addr1
+   fun:g_utf8_pointer_to_offset
+   fun:g_utf8_pointer_to_offset
+   fun:regex_fetch_pos
+   fun:apply_sub_patterns
+}
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   fun:malloc
+   fun:_XEnq
+   obj:/usr/lib/libX11.so.6.3.0
+   fun:_XReadEvents
+   fun:XIfEvent
+   fun:gdk_x11_get_server_time
+}
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   ...
+   fun:gtk_rc_parse_string
+}
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   ...
+   fun:gtk_rc_get_style
+}
+
+{
+   <insert_a_suppression_name_here>
+   Memcheck:Leak
+   ...
+   fun:gdk_window_focus
+}