diff --git a/projects/mtg/src/MTGAbility.cpp b/projects/mtg/src/MTGAbility.cpp
index a6bb5404c..7fd854cb3 100644
--- a/projects/mtg/src/MTGAbility.cpp
+++ b/projects/mtg/src/MTGAbility.cpp
@@ -708,7 +708,7 @@ MTGAbility * AbilityFactory::parseMagicLine(string s, int id, Spell * spell, MTG
     string thises[] = { "this(", "thisforeach(" };
     found = string::npos;
     int i = -1;
-    for (size_t j = 0; j < thises->length(); ++j)
+    for (size_t j = 0; j < sizeof(thises)/sizeof(string); j++)
     {
         size_t found2 = s.find(thises[j]);
         if (found2 != string::npos && ((found == string::npos) || found2 < found))
@@ -792,7 +792,7 @@ MTGAbility * AbilityFactory::parseMagicLine(string s, int id, Spell * spell, MTG
     string lords[] = { "lord(", "foreach(", "aslongas(", "teach(", "all(" };
     found = string::npos;
     i = -1;
-	for (size_t j = 0; j < lords->length(); ++j)
+	for (size_t j = 0; j < sizeof(lords)/sizeof(string); ++j)
     {
         size_t found2 = s.find(lords[j]);
         if (found2 != string::npos && ((found == string::npos) || found2 < found))