diff --git a/src/parser/text_markup.rs b/src/parser/text_markup.rs
index b8e24c7..db3ce05 100644
--- a/src/parser/text_markup.rs
+++ b/src/parser/text_markup.rs
@@ -83,7 +83,7 @@ pub fn strike_through<'r, 's>(
 
 #[tracing::instrument(ret, level = "debug")]
 pub fn verbatim<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Verbatim<'s>> {
-    let text_markup_string_specialized = text_markup_string("+");
+    let text_markup_string_specialized = text_markup_string("=");
     let (remaining, contents) = text_markup_string_specialized(context, input)?;
     let source = get_consumed(input, remaining);
     Ok((remaining, Verbatim { source, contents }))
@@ -91,7 +91,7 @@ pub fn verbatim<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str
 
 #[tracing::instrument(ret, level = "debug")]
 pub fn code<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Code<'s>> {
-    let text_markup_string_specialized = text_markup_string("+");
+    let text_markup_string_specialized = text_markup_string("~");
     let (remaining, contents) = text_markup_string_specialized(context, input)?;
     let source = get_consumed(input, remaining);
     Ok((remaining, Code { source, contents }))
@@ -111,7 +111,7 @@ fn _text_markup_object<'r, 's, 'x>(
     marker_symbol: &'x str,
 ) -> Res<&'s str, Vec<Object<'s>>> {
     let (remaining, _) = pre(context, input)?;
-    let (remaining, open) = marker(remaining)?;
+    let (remaining, open) = tag(marker_symbol)(remaining)?;
     let text_markup_end_specialized = text_markup_end(open);
     let parser_context =
         context.with_additional_node(ContextElement::ExitMatcherNode(ExitMatcherNode {
@@ -147,7 +147,7 @@ fn _text_markup_string<'r, 's, 'x>(
     marker_symbol: &'x str,
 ) -> Res<&'s str, &'s str> {
     let (remaining, _) = pre(context, input)?;
-    let (remaining, open) = marker(remaining)?;
+    let (remaining, open) = tag(marker_symbol)(remaining)?;
     let text_markup_end_specialized = text_markup_end(open);
     let parser_context =
         context.with_additional_node(ContextElement::ExitMatcherNode(ExitMatcherNode {
@@ -195,11 +195,6 @@ pub fn post<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, ()
     Ok((remaining, ()))
 }
 
-#[tracing::instrument(ret, level = "debug")]
-pub fn marker(input: &str) -> Res<&str, &str> {
-    alt((tag("*"), tag("/"), tag("_"), tag("="), tag("~"), tag("+")))(input)
-}
-
 fn text_markup_end(
     marker_symbol: &str,
 ) -> impl for<'r, 's> Fn(Context<'r, 's>, &'s str) -> Res<&'s str, &'s str> {