diff --git a/targets/f7/api_symbols.csv b/targets/f7/api_symbols.csv
index 73ae7daae..d0cea83e2 100755
--- a/targets/f7/api_symbols.csv
+++ b/targets/f7/api_symbols.csv
@@ -1071,6 +1071,7 @@ Function,-,exp2f,float,float
 Function,-,exp2l,long double,long double
 Function,+,expansion_disable,void,Expansion*
 Function,+,expansion_enable,void,Expansion*
+Function,+,expansion_is_connected,_Bool,Expansion*
 Function,+,expansion_set_listen_serial,void,"Expansion*, FuriHalSerialId"
 Function,-,expf,float,float
 Function,-,expl,long double,long double