diff --git a/libmapnik.spec b/libmapnik.spec
index 34f5b32..251c71c 100644
--- a/libmapnik.spec
+++ b/libmapnik.spec
@@ -1,5 +1,5 @@
 Name:          libmapnik
-Version:       3.0.23
+Version:       3.1.0
 Release:       1mamba
 Summary:       A Free Toolkit for developing mapping applications
 Group:         System/Tools
@@ -68,7 +68,6 @@ export PYTHON=%{__python3}
    LIBDIR_SCHEMA=%{_lib} \
    DESTDIR=%{buildroot} \
    PYTHON=%{__python3} \
-   CUSTOM_LDFLAGS="-L%{_libdir} -ldl" \
    THREADING=multi
 
 %make PYTHON=%{__python3}
@@ -111,6 +110,9 @@ export PYTHON=%{__python3}
 #%doc README
 
 %changelog
+* Sat Jan 16 2021 Automatic Build System <autodist@mambasoft.it> 3.1.0-1mamba
+- automatic version update by autodist
+
 * Sun Sep 06 2020 Automatic Build System <autodist@mambasoft.it> 3.0.23-1mamba
 - automatic version update by autodist