diff -up a/CMakeLists.txt.plugindir b/CMakeLists.txt
--- a/CMakeLists.txt.plugindir	2015-02-07 21:42:44.431479900 +0100
+++ b/CMakeLists.txt	2015-02-07 21:43:29.000429326 +0100
@@ -24,7 +24,7 @@
 # had too many 1.100.1 releases. :-)
 set(BABEL_MAJ_VER   3)
 set(BABEL_MIN_VER   1)
-set(BABEL_PATCH_VER 0)
+set(BABEL_PATCH_VER 1)
 
 # This should be phased out in preference for just using the target name
 set(BABEL_LIBRARY openbabel)
@@ -750,7 +750,7 @@
   "${openbabel_BINARY_DIR}/OpenBabel3ConfigVersion.cmake" @ONLY)
 
 # Now to configure the installed config file.
-set(OB_CONFIG_DIR "${LIB_INSTALL_DIR}/cmake/openbabel3")
+set(OB_CONFIG_DIR "lib${LIB_SUFFIX}/cmake/openbabel3")
 set(OpenBabel3_INCLUDE_DIRS "\${OpenBabel3_INSTALL_PREFIX}/${OB_INCLUDE_DIRS}")
 set(OpenBabel3_LIBRARIES "$<TARGET_FILE:openbabel>")
 
--- a/OpenBabel3Config.cmake.orig.in	2020-05-08 17:38:02.000000000 +0200
+++ b/OpenBabel3Config.cmake.in	2022-09-29 21:36:17.995630395 +0200
@@ -1,5 +1,5 @@
 # The OpenBabel3 config file. To get the targets include the exports file.
-get_filename_component(OpenBabel3_INSTALL_PREFIX "${OpenBabel3_DIR}@REL_REF@"
+get_filename_component(OpenBabel3_INSTALL_PREFIX "/usr"
   ABSOLUTE)
 
 set(OpenBabel3_VERSION_MAJOR   "@BABEL_MAJ_VER@")