diff --git a/src/strategy/Value.cpp b/src/strategy/Value.cpp
index 4f64319e..464e0d1f 100644
--- a/src/strategy/Value.cpp
+++ b/src/strategy/Value.cpp
@@ -136,4 +136,12 @@ Unit* UnitCalculatedValue::Get()
     if (value && value->IsInWorld())
         return value;
     return nullptr;
+}
+
+Unit* UnitManualSetValue::Get()
+{
+    // Prevent crashing by InWorld check
+    if (value && value->IsInWorld())
+        return value;
+    return nullptr;
 }
\ No newline at end of file
diff --git a/src/strategy/Value.h b/src/strategy/Value.h
index 9ab4b89a..9cba6efe 100644
--- a/src/strategy/Value.h
+++ b/src/strategy/Value.h
@@ -323,6 +323,7 @@ class UnitManualSetValue : public ManualSetValue<Unit*>
             ManualSetValue<Unit*>(botAI, defaultValue, name) { }
 
         std::string const Format() override;
+        Unit* Get() override;
 };
 
 #endif