diff -ru a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt	2020-06-17 10:52:15.574640873 +0200
+++ b/CMakeLists.txt	2020-06-17 00:09:53.000000000 +0200
@@ -74,7 +74,7 @@
 endif()
 set_target_properties(muparser PROPERTIES
     VERSION ${MUPARSER_VERSION}
+    SOVERSION ${MUPARSER_VERSION}
-    SOVERSION ${MUPARSER_VERSION_MAJOR}
 )
 
 # Install the export set for use with the install-tree