diff --git a/erepublik/__init__.py b/erepublik/__init__.py
index 8cf2fed..01a9b3d 100644
--- a/erepublik/__init__.py
+++ b/erepublik/__init__.py
@@ -5,7 +5,7 @@
 __author__ = """Eriks Karls"""
 __email__ = 'eriks@72.lv'
 __version__ = '0.20.0'
-__commit_id__ = "c216d98"
+__commit_id__ = "6642839"
 
 from erepublik import classes, utils
 from erepublik.citizen import Citizen
diff --git a/erepublik/citizen.py b/erepublik/citizen.py
index 1712e53..544d8d5 100644
--- a/erepublik/citizen.py
+++ b/erepublik/citizen.py
@@ -1698,7 +1698,7 @@ class CitizenMilitary(CitizenTravel):
 
     def get_ground_hit_dmg_value(self, rang: int = None, strength: float = None, elite: bool = None, ne: bool = False,
                                  booster_50: bool = False, booster_100: bool = False, tp: bool = True) -> Decimal:
-        if not rang or strength or elite is None:
+        if not rang or not strength or elite is None:
             r = self._get_main_citizen_profile_json(self.details.citizen_id).json()
             if not rang:
                 rang = r['military']['militaryData']['ground']['rankNumber']