diff --git a/artifacts/mods/gl_highlighting.int b/artifacts/mods/gl_highlighting.int
index 078131e8..d9af49ac 100644
Binary files a/artifacts/mods/gl_highlighting.int and b/artifacts/mods/gl_highlighting.int differ
diff --git a/artifacts/mods/gl_highlighting.ssl b/artifacts/mods/gl_highlighting.ssl
index 3c2a9023..6c7a88af 100644
--- a/artifacts/mods/gl_highlighting.ssl
+++ b/artifacts/mods/gl_highlighting.ssl
@@ -51,7 +51,7 @@ end
 
 procedure DudeCanSee(variable obj) begin
    variable block := obj_blocking_line(dude_obj, tile_num(obj), BLOCKING_TYPE_SHOOT);
-   return not block or block == obj;
+   return not block or block == obj or tile_num(block) == tile_num(obj);
 end
 
 procedure DudeCanHear(variable obj) begin
diff --git a/artifacts/scripting/functions.yml b/artifacts/scripting/functions.yml
index edab1e0c..d93fd064 100644
--- a/artifacts/scripting/functions.yml
+++ b/artifacts/scripting/functions.yml
@@ -293,7 +293,7 @@
     opcode: 0x8185
   - name: set_perk_int
     detail: void set_perk_int(int perkID, int value)
-    opcode: 0x8196
+    opcode: 0x8186
   - name: set_perk_agl
     detail: void set_perk_agl(int perkID, int value)
     opcode: 0x8187
diff --git a/artifacts/scripting/sfall opcode list.md b/artifacts/scripting/sfall opcode list.md
index 4b6d18fe..3448413c 100644
--- a/artifacts/scripting/sfall opcode list.md	
+++ b/artifacts/scripting/sfall opcode list.md	
@@ -101,7 +101,7 @@
 | 0x8183 | `void set_perk_per(int perkID, int value)` |
 | 0x8184 | `void set_perk_end(int perkID, int value)` |
 | 0x8185 | `void set_perk_chr(int perkID, int value)` |
-| 0x8196 | `void set_perk_int(int perkID, int value)` |
+| 0x8186 | `void set_perk_int(int perkID, int value)` |
 | 0x8187 | `void set_perk_agl(int perkID, int value)` |
 | 0x8188 | `void set_perk_lck(int perkID, int value)` |
 | 0x8189 | `void set_perk_name(int perkID, string value)` |
diff --git a/artifacts/scripting/sfall opcode list.txt b/artifacts/scripting/sfall opcode list.txt
index 74a2e636..2139bff1 100644
--- a/artifacts/scripting/sfall opcode list.txt	
+++ b/artifacts/scripting/sfall opcode list.txt	
@@ -99,7 +99,7 @@
 0x8183 - void set_perk_per(int perkID, int value)
 0x8184 - void set_perk_end(int perkID, int value)
 0x8185 - void set_perk_chr(int perkID, int value)
-0x8196 - void set_perk_int(int perkID, int value)
+0x8186 - void set_perk_int(int perkID, int value)
 0x8187 - void set_perk_agl(int perkID, int value)
 0x8188 - void set_perk_lck(int perkID, int value)
 0x8189 - void set_perk_name(int perkID, string value)
diff --git a/artifacts/sfall_dat/sfall.dat b/artifacts/sfall_dat/sfall.dat
index 17372692..f3b55d43 100644
Binary files a/artifacts/sfall_dat/sfall.dat and b/artifacts/sfall_dat/sfall.dat differ
diff --git a/artifacts/sfall_dat/sfall_de.dat b/artifacts/sfall_dat/sfall_de.dat
index c08a97b3..2ec8f229 100644
Binary files a/artifacts/sfall_dat/sfall_de.dat and b/artifacts/sfall_dat/sfall_de.dat differ
diff --git a/artifacts/sfall_dat/sfall_fr.dat b/artifacts/sfall_dat/sfall_fr.dat
index 70350618..d460a688 100644
Binary files a/artifacts/sfall_dat/sfall_fr.dat and b/artifacts/sfall_dat/sfall_fr.dat differ
diff --git a/artifacts/sfall_dat/sfall_ru.dat b/artifacts/sfall_dat/sfall_ru.dat
index 3ad55a0e..d1845a22 100644
Binary files a/artifacts/sfall_dat/sfall_ru.dat and b/artifacts/sfall_dat/sfall_ru.dat differ
diff --git a/artifacts/sfall_dat/sfall_zh.dat b/artifacts/sfall_dat/sfall_zh.dat
index 0d6af9b6..159d367f 100644
Binary files a/artifacts/sfall_dat/sfall_zh.dat and b/artifacts/sfall_dat/sfall_zh.dat differ