diff --git a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set15/set15-Gandalf.hjson b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set15/set15-Gandalf.hjson
index 9bc242678..4bf2af754 100644
--- a/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set15/set15-Gandalf.hjson
+++ b/gemp-lotr/gemp-lotr-cards/src/main/resources/cards/official/set15/set15-Gandalf.hjson
@@ -52,6 +52,7 @@
 						type: modifyStrength
 						select: choose(minion)
 						amount: -2
+						until: start(regroup)
 					}
 				}
 			]