diff --git a/src/ce_gdb.pas b/src/ce_gdb.pas
index 2901f602..81aca05e 100644
--- a/src/ce_gdb.pas
+++ b/src/ce_gdb.pas
@@ -601,6 +601,7 @@ begin
     fShowGdbOutput:=src.fShowGdbOutput;
     fShowOutput:=src.fShowOutput;
     fShowRawMiOutput:=src.fShowRawMiOutput;
+    fStopAllThreadsOnBreak:= src.fStopAllThreadsOnBreak;
     fIgnoredSignals.Assign(src.fIgnoredSignals);
     fCommandsHistory.Assign(src.fCommandsHistory);
     fShortcuts.assign(src.fShortcuts);