diff --git a/src/openrct2/rct1/S4Importer.cpp b/src/openrct2/rct1/S4Importer.cpp
index c5b70cff60..58491c59d6 100644
--- a/src/openrct2/rct1/S4Importer.cpp
+++ b/src/openrct2/rct1/S4Importer.cpp
@@ -1422,7 +1422,7 @@ private:
         dst->move_delay = src->move_delay;
         dst->num_movements = src->num_movements;
         dst->value = src->value;
-        dst->offset_x = dst->offset_x;
+        dst->offset_x = src->offset_x;
         dst->wiggle = src->wiggle;
     }
 
diff --git a/src/openrct2/rct1/tables.cpp b/src/openrct2/rct1/tables.cpp
index 4e25f0e716..788a78f29d 100644
--- a/src/openrct2/rct1/tables.cpp
+++ b/src/openrct2/rct1/tables.cpp
@@ -115,7 +115,7 @@ namespace RCT1
             PEEP_SPRITE_TYPE_CHICKEN, // 0x21
             PEEP_SPRITE_TYPE_LEMONADE, // 0x22
         };
-        if (rct1SpriteType < 0 || rct1SpriteType > Util::CountOf(map))
+        if (rct1SpriteType < 0 || rct1SpriteType >= Util::CountOf(map))
         {
             log_warning("Unsupported RCT1 peep sprite type: %d.", rct1SpriteType);
             return PEEP_SPRITE_TYPE_NORMAL;