diff --git a/include/afp/finder_info.h b/include/afp/finder_info.h
index c7d2bd3..7ebce72 100644
--- a/include/afp/finder_info.h
+++ b/include/afp/finder_info.h
@@ -106,6 +106,8 @@ namespace afp {
 		}
 #endif
 
+		void set_data(const uint8_t *data, unsigned length=32);
+
 		void set_prodos_file_type(uint16_t);
 		void set_prodos_file_type(uint16_t, uint32_t);
 
diff --git a/src/finder_info.cpp b/src/finder_info.cpp
index 4a61099..555fab2 100644
--- a/src/finder_info.cpp
+++ b/src/finder_info.cpp
@@ -817,4 +817,8 @@ void finder_info::set_creator_type(uint32_t x) {
 	_finder_info[7] = x >> 0;
 }
 
+void finder_info::set_data(const uint8_t *data, unsigned length) {
+	memcpy(_finder_info, data, std::min(32u, length));
+}
+
 }