diff --git a/src/nvim/regexp.c b/src/nvim/regexp.c
index a2f36d714c..4f90d2ea0b 100644
--- a/src/nvim/regexp.c
+++ b/src/nvim/regexp.c
@@ -9650,7 +9650,7 @@ static void nfa_emit_equi_class(int c)
       EMIT2(0x12f) EMIT2(0x1d0) EMIT2(0x209)
       EMIT2(0x20b) EMIT2(0x268) EMIT2(0x1d96)
       EMIT2(0x1e2d) EMIT2(0x1e2f) EMIT2(0x1ec9)
-      EMIT2(0x1ecb) EMIT2(0x1ecb)
+      EMIT2(0x1ecb)
       return;
 
     case 'j':