diff --git a/rs.spec b/rs.spec
index 5daba08..cf94060 100644
--- a/rs.spec
+++ b/rs.spec
@@ -420,7 +420,7 @@
 
 FontCreateFromFile {
 	param const char *name
-	param uint32_t fontSize
+	param float fontSize
 	param uint32_t dpi
 	ret RsFont
 	}