diff --git a/docs/script-additions.html b/docs/script-additions.html
index a7e3f78e50..46d0661a4a 100644
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+++ b/docs/script-additions.html
@@ -95,5 +95,20 @@
Checks whether the given road type is buildable by towns.
+
+ Inflation: GSInflation Class and AIInflation Class
+
+
Static Public Member Functions:
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+
static int64 GetPriceFactor ()
+
Get the inflation factor for prices.
+
Returns the inflation factor as a fixed point value (16 bits).
+
+
+
static int64 GetPaymentFactor ()
+
Get the inflation factor for payments.
+
Returns the inflation factor as a fixed point value (16 bits).
+
+