diff --git a/src/mln_conf.c b/src/mln_conf.c
index d7be6087..b609c816 100644
--- a/src/mln_conf.c
+++ b/src/mln_conf.c
@@ -164,6 +164,9 @@ mln_get_char(mln_lex_t *lex, char c)
             case 'r':
                 if (mln_lex_putchar(lex, '\r') == MLN_ERR) return -1;
                 break;
+            case 'e':
+                if (mln_lex_putchar(lex, '\e') == MLN_ERR) return -1;
+                break;
             case 'v':
                 if (mln_lex_putchar(lex, '\v') == MLN_ERR) return -1;
                 break;
diff --git a/src/mln_lang_ast.c b/src/mln_lang_ast.c
index e50fdb10..d3d6db89 100644
--- a/src/mln_lang_ast.c
+++ b/src/mln_lang_ast.c
@@ -752,6 +752,9 @@ mln_get_char(mln_lex_t *lex, char c)
             case 'r':
                 if (mln_lex_putchar(lex, '\r') == MLN_ERR) return -1;
                 break;
+            case 'e':
+                if (mln_lex_putchar(lex, '\e') == MLN_ERR) return -1;
+                break;
             case 'v':
                 if (mln_lex_putchar(lex, '\v') == MLN_ERR) return -1;
                 break;