diff --git a/cmake/PkgConfigLibrary.pc.in b/cmake/PkgConfigLibrary.pc.in
index 609346cb39..9393cec0c5 100644
--- a/cmake/PkgConfigLibrary.pc.in
+++ b/cmake/PkgConfigLibrary.pc.in
@@ -1,6 +1,7 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 bindir=${prefix}/@INSTALL_BINDIR@
+libexecdir=${prefix}/@INSTALL_LIBEXECDIR@
 libdir=${prefix}/@INSTALL_LIBDIR@
 includedir=${prefix}/@INSTALL_INCLUDEDIR@
 $<$<BOOL:@contains_mkspecs@>:mkspecsdir=${prefix}/@INSTALL_MKSPECSDIR@>