diff --git a/common/chat.cpp b/common/chat.cpp
index 90479d0b3..4a113c0ca 100644
--- a/common/chat.cpp
+++ b/common/chat.cpp
@@ -366,7 +366,7 @@ static common_chat_params common_chat_params_init_command_r7b(const common_chat_
 }
 static common_chat_msg common_chat_parse_command_r7b(const std::string & input) {
     static std::regex response_regex("<\\|START_RESPONSE\\|>([\\s\\S\\n\\r]*?)<\\|END_RESPONSE\\|>");
-    static std::regex thought_action_regex("<\\|START_THINKING\\|>([\\s\\S\\n\\r]*)<\\|END_THINKING\\|><\\|START_ACTION\\|>([\\s\\S\\n\\r]*?)<\\|END_ACTION\\|>");
+    static std::regex thought_action_regex("<\\|START_THINKING\\|>([\\s\\S\\n\\r]*?)<\\|END_THINKING\\|><\\|START_ACTION\\|>([\\s\\S\\n\\r]*?)<\\|END_ACTION\\|>");
     std::smatch match;
 
     common_chat_msg result;