diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59e0fc52..d060fa50 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ All changes are by Kevin Sahr, unless otherwise noted.
 ### Fixed
 - bug binning some points that are very close to certain icosahedron edges into odd aperture 7 resolutions
 - failure when performing a TRANSFORM operation with input files other than lat/lon
+- fixed macro names in Z3RF
 
 ## [8.1b] - 2024-01-10
 ### Added
diff --git a/src/lib/dglib/include/dglib/DgZ3RF.h b/src/lib/dglib/include/dglib/DgZ3RF.h
index 5e04ea16..86d232ea 100644
--- a/src/lib/dglib/include/dglib/DgZ3RF.h
+++ b/src/lib/dglib/include/dglib/DgZ3RF.h
@@ -174,10 +174,7 @@ class DgZ3RF : public DgRF<DgZ3Coord, long long int> {
 
    protected:
 
-      DgZ3RF (DgRFNetwork& networkIn, const std::string& nameIn,
-                    int resIn)
-         : DgRF<DgZ3Coord, long long int>(networkIn, nameIn),
-           res_ (resIn) { }
+      DgZ3RF (DgRFNetwork& networkIn, const std::string& nameIn, int resIn);
 
       int res_;