diff --git a/src/vim.h b/src/vim.h
index 2b6c787..6fb8978 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -2142,7 +2142,8 @@
 #define VV_SIZEOFPOINTER 104
 #define VV_MAXCOL	105
 #define VV_PYTHON3_VERSION 106
-#define VV_LEN		107	// number of v: vars
+#define VV_TYPE_TYPEALIAS 107
+#define VV_LEN		108	// number of v: vars
 
 // used for v_number in VAR_BOOL and VAR_SPECIAL
 #define VVAL_FALSE	0L	// VAR_BOOL
@@ -2165,6 +2166,7 @@
 #define VAR_TYPE_INSTR	    11
 #define VAR_TYPE_CLASS	    12
 #define VAR_TYPE_OBJECT	    13
+#define VAR_TYPE_TYPEALIAS  15
 
 #define DICT_MAXNEST 100	// maximum nesting of lists and dicts