diff --git a/port/jassimp/jassimp/src/jassimp/Jassimp.java b/port/jassimp/jassimp/src/jassimp/Jassimp.java
index 8850e68ff..eb4665f17 100644
--- a/port/jassimp/jassimp/src/jassimp/Jassimp.java
+++ b/port/jassimp/jassimp/src/jassimp/Jassimp.java
@@ -131,7 +131,7 @@ public final class Jassimp {
     /**
      * @see #getVKeysize
      */
-    public static native int getboublesize();
+    public static native int getdoublesize();
 
     /**
      * @see #getVKeysize