diff --git a/src/llama-grammar.cpp b/src/llama-grammar.cpp
index 75d5d750c3..7682e2a404 100644
--- a/src/llama-grammar.cpp
+++ b/src/llama-grammar.cpp
@@ -1343,6 +1343,7 @@ void llama_grammar_accept_impl(struct llama_grammar & grammar, llama_token token
 
                     auto constrained_str = grammar.trigger_buffer.substr(start);
                     grammar.trigger_buffer.clear();
+                    llama_grammar_accept_token(grammar, -1, constrained_str);
                     grammar.trigger_buffer_positions.clear();
                     LLAMA_LOG_DEBUG("Grammar triggered on regex: '%s'\n", constrained_str.c_str());
                     return;