diff --git a/types/geodesy/geodesy-tests.ts b/types/geodesy/geodesy-tests.ts
index 8a07b08b73..0a77e83ee4 100644
--- a/types/geodesy/geodesy-tests.ts
+++ b/types/geodesy/geodesy-tests.ts
@@ -54,23 +54,23 @@ Dms.parse('51° 28′ 40.12″ N');
 
 Dms.toDms(45);
 Dms.toDms(45, 'dm');
-Dms.toDms(45, 'd', 2);
-Dms.toDms(45, 'dms', 4);
+Dms.toDms(45, 'd', 1);
+Dms.toDms(45, 'dms', 3);
 
 Dms.toLat(45);
 Dms.toLat(45, 'dm');
-Dms.toLat(45, 'd', 2);
-Dms.toLat(45, 'dms', 4);
+Dms.toLat(45, 'd', 1);
+Dms.toLat(45, 'dms', 3);
 
 Dms.toLon(45);
 Dms.toLon(45, 'dm');
-Dms.toLon(45, 'd', 2);
-Dms.toLon(45, 'dms', 4);
+Dms.toLon(45, 'd', 1);
+Dms.toLon(45, 'dms', 3);
 
 Dms.toBrng(90);
 Dms.toBrng(90, 'dm');
-Dms.toBrng(90, 'd', 2);
-Dms.toBrng(90, 'dms', 4);
+Dms.toBrng(90, 'd', 1);
+Dms.toBrng(90, 'dms', 3);
 
 Dms.compassPoint(180);
 Dms.compassPoint(180, 1);
diff --git a/types/geodesy/index.d.ts b/types/geodesy/index.d.ts
index 727008f0e6..b7db36339e 100644
--- a/types/geodesy/index.d.ts
+++ b/types/geodesy/index.d.ts
@@ -12,7 +12,7 @@
  */
 
 export type Format = 'd' | 'dm' | 'dms';
-export type Dp = 0 | 2 | 4;
+export type Dp = number;
 
 export interface Plural<T> {
     [itemName: string]: T;