--- a/include/Scintilla.iface
+++ b/include/Scintilla.iface
@@ -2600,6 +2600,7 @@
 val SCLEX_LITERATEHASKELL=108
 val SCLEX_STTXT=109
 val SCLEX_KVIRC=110
+val SCLEX_RUST=111
 
 # When a lexer specifies its language as SCLEX_AUTOMATIC it receives a
 # value assigned in sequence from SCLEX_AUTOMATIC+1.
@@ -4340,6 +4341,29 @@
 val SCE_KVIRC_OPERATOR=10
 val SCE_KVIRC_STRING_FUNCTION=11
 val SCE_KVIRC_STRING_VARIABLE=12
+# Lexical states for SCLEX_RUST
+lex Rust=SCLEX_RUST SCE_RUST_
+val SCE_RUST_DEFAULT=0
+val SCE_RUST_COMMENTBLOCK=1
+val SCE_RUST_COMMENTLINE=2
+val SCE_RUST_COMMENTBLOCKDOC=3
+val SCE_RUST_COMMENTLINEDOC=4
+val SCE_RUST_NUMBER=5
+val SCE_RUST_WORD=6
+val SCE_RUST_WORD2=7
+val SCE_RUST_WORD3=8
+val SCE_RUST_WORD4=9
+val SCE_RUST_WORD5=10
+val SCE_RUST_WORD6=11
+val SCE_RUST_WORD7=12
+val SCE_RUST_STRING=13
+val SCE_RUST_STRINGR=14
+val SCE_RUST_CHARACTER=15
+val SCE_RUST_OPERATOR=16
+val SCE_RUST_IDENTIFIER=17
+val SCE_RUST_LIFETIME=18
+val SCE_RUST_MACRO=19
+val SCE_RUST_LEXERROR=20
 
 # Events