diff --git a/extract_bp.py b/extract_bp.py
index 833027b..df1319e 100644
--- a/extract_bp.py
+++ b/extract_bp.py
@@ -23,7 +23,9 @@ class BPScript:
             d = struct.unpack('<L', self.data[self.iPos:self.iPos + 4])[0]
             if d == 0x17:
                 self.last_pos = self.iPos
-            self.iPos += 4
+                self.iPos += 4
+            else:
+                self.iPos += 1
 
     def extract_string(self):
         offset = struct.unpack('<h', self.data[self.iPos:self.iPos + 2])[0]
diff --git a/patch_bp.py b/patch_bp.py
index 172060a..8ba7f49 100644
--- a/patch_bp.py
+++ b/patch_bp.py
@@ -23,7 +23,9 @@ class BPScript:
             d = struct.unpack('<L', self.data[self.iPos:self.iPos + 4])[0]
             if d == 0x17:
                 self.last_pos = self.iPos
-            self.iPos += 4
+                self.iPos += 4
+            else:
+                self.iPos += 1
 
     def extract_string(self):
         offset = struct.unpack('<h', self.data[self.iPos:self.iPos + 2])[0]