diff --git a/src/economy.cpp b/src/economy.cpp
index ad9895ba9c..c7ffa96cc7 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -95,7 +95,7 @@ const ScoreInfo _score_info[] = {
 	{       0,   0}  // SCORE_TOTAL
 };
 
-int _score_part[MAX_COMPANIES][SCORE_END];
+int64 _score_part[MAX_COMPANIES][SCORE_END];
 Economy _economy;
 Prices _price;
 Money _additional_cash_required;
@@ -183,7 +183,7 @@ int UpdateCompanyRatingAndValue(Company *c, bool update)
 		_score_part[owner][SCORE_VEHICLES] = num;
 		/* Don't allow negative min_profit to show */
 		if (min_profit > 0) {
-			_score_part[owner][SCORE_MIN_PROFIT] = ClampToI32(min_profit);
+			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;
 		}
 	}
 
@@ -213,10 +213,10 @@ int UpdateCompanyRatingAndValue(Company *c, bool update)
 			} while (++cee, --numec);
 
 			if (min_income > 0) {
-				_score_part[owner][SCORE_MIN_INCOME] = ClampToI32(min_income);
+				_score_part[owner][SCORE_MIN_INCOME] = min_income;
 			}
 
-			_score_part[owner][SCORE_MAX_INCOME] = ClampToI32(max_income);
+			_score_part[owner][SCORE_MAX_INCOME] = max_income;
 		}
 	}
 
@@ -230,7 +230,7 @@ int UpdateCompanyRatingAndValue(Company *c, bool update)
 				total_delivered += cee->delivered_cargo.GetSum<OverflowSafeInt64>();
 			} while (++cee, --numec);
 
-			_score_part[owner][SCORE_DELIVERED] = ClampToI32(total_delivered);
+			_score_part[owner][SCORE_DELIVERED] = total_delivered;
 		}
 	}
 
@@ -242,13 +242,13 @@ int UpdateCompanyRatingAndValue(Company *c, bool update)
 	/* Generate score for company's money */
 	{
 		if (c->money > 0) {
-			_score_part[owner][SCORE_MONEY] = ClampToI32(c->money);
+			_score_part[owner][SCORE_MONEY] = c->money;
 		}
 	}
 
 	/* Generate score for loan */
 	{
-		_score_part[owner][SCORE_LOAN] = ClampToI32(_score_info[SCORE_LOAN].needed - c->current_loan);
+		_score_part[owner][SCORE_LOAN] = _score_info[SCORE_LOAN].needed - c->current_loan;
 	}
 
 	/* Now we calculate the score for each item.. */
diff --git a/src/economy_func.h b/src/economy_func.h
index 111ce85a27..7b369b7d60 100644
--- a/src/economy_func.h
+++ b/src/economy_func.h
@@ -22,7 +22,7 @@ void ResetPriceBaseMultipliers();
 void SetPriceBaseMultiplier(Price price, int factor);
 
 extern const ScoreInfo _score_info[];
-extern int _score_part[MAX_COMPANIES][SCORE_END];
+extern int64 _score_part[MAX_COMPANIES][SCORE_END];
 extern Economy _economy;
 /* Prices and also the fractional part. */
 extern Prices _price;
diff --git a/src/graph_gui.cpp b/src/graph_gui.cpp
index f4334429fb..48b8c4c84a 100644
--- a/src/graph_gui.cpp
+++ b/src/graph_gui.cpp
@@ -1402,9 +1402,9 @@ struct PerformanceRatingDetailWindow : Window {
 		int colour_notdone = _colour_gradient[COLOUR_RED][4];
 
 		/* Draw all the score parts */
-		int val    = _score_part[company][score_type];
-		int needed = _score_info[score_type].needed;
-		int score  = _score_info[score_type].score;
+		int64 val    = _score_part[company][score_type];
+		int64 needed = _score_info[score_type].needed;
+		int   score  = _score_info[score_type].score;
 
 		/* SCORE_TOTAL has his own rules ;) */
 		if (score_type == SCORE_TOTAL) {
@@ -1422,7 +1422,7 @@ struct PerformanceRatingDetailWindow : Window {
 		DrawString(this->score_info_left, this->score_info_right, text_top, STR_BLACK_COMMA, TC_FROMSTRING, SA_RIGHT);
 
 		/* Calculate the %-bar */
-		uint x = Clamp(val, 0, needed) * this->bar_width / needed;
+		uint x = Clamp<int64>(val, 0, needed) * this->bar_width / needed;
 		bool rtl = _current_text_dir == TD_RTL;
 		if (rtl) {
 			x = this->bar_right - x;
@@ -1435,7 +1435,7 @@ struct PerformanceRatingDetailWindow : Window {
 		if (x != this->bar_right) GfxFillRect(x, bar_top, this->bar_right, bar_top + this->bar_height, rtl ? colour_done : colour_notdone);
 
 		/* Draw it */
-		SetDParam(0, Clamp(val, 0, needed) * 100 / needed);
+		SetDParam(0, Clamp<int64>(val, 0, needed) * 100 / needed);
 		DrawString(this->bar_left, this->bar_right, text_top, STR_PERFORMANCE_DETAIL_PERCENT, TC_FROMSTRING, SA_HOR_CENTER);
 
 		/* SCORE_LOAN is inversed */