1 files changed, 1 insertions, 1 deletions
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
index d290b2f0f91..d5397540d78 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-string.def
@@ -70,7 +70,7 @@
                   { \__str_unescape_string_repeat:NNNNNN ?? }
               }
               {
-                \str_case_x:nnF {#2}
+                \str_case_e:nnF {#2}
                   {
                     { \c_backslash_str } { 134 }
                     { ( } { 50 }