diff --git a/src/memline.c b/src/memline.c
index 1c594d4..54f8c19 100644
--- a/src/memline.c
+++ b/src/memline.c
@@ -2634,7 +2634,7 @@
     int		n;
     char_u	*props;
     int		new_len = 0;  // init for gcc
-    char_u	*new_line;
+    char_u	*new_line = NULL;
     textprop_T	prop;
 
     // Make two rounds:
diff --git a/src/option.c b/src/option.c
index 6ebc2bd..dbb086d 100644
--- a/src/option.c
+++ b/src/option.c
@@ -683,7 +683,7 @@
     static char_u *
 find_dup_item(char_u *origval, char_u *newval, long_u flags)
 {
-    int	    bs;
+    int	    bs = 0;
     size_t  newlen;
     char_u  *s;
 
diff --git a/src/version.c b/src/version.c
index 4f8b503..b819c6d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1670,
+/**/
     1669,
 /**/
     1668,