diff --git a/lib/Makefile b/lib/Makefile
index aa79e737..461d5484 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -115,7 +115,7 @@ ifeq ($(WITH_STATIC_LIBRARIES),yes)
 endif
 	$(INSTALL) -d "${DESTDIR}${libdir}/pkgconfig"
 	$(INSTALL) -m644 ${R}/libmosquitto.pc.in "${DESTDIR}${libdir}/pkgconfig/libmosquitto.pc"
-	sed ${SEDINPLACE} -e "s#@CMAKE_INSTALL_PREFIX@#${prefix}#" -e "s#@VERSION@#${VERSION}#" "${DESTDIR}${libdir}/pkgconfig/libmosquitto.pc"
+	sed ${SEDINPLACE} -e "s#@CMAKE_INSTALL_PREFIX@#${prefix}#" -e "s#@CMAKE_INSTALL_LIBDIR@#lib${LIB_SUFFIX}#" -e "s#@VERSION@#${VERSION}#" "${DESTDIR}${libdir}/pkgconfig/libmosquitto.pc"
 ifeq ($(WITH_SHARED_LIBRARIES),yes)
 	$(MAKE) -C cpp install
 endif
diff --git a/lib/cpp/Makefile b/lib/cpp/Makefile
index a31c2809..ef739c16 100644
--- a/lib/cpp/Makefile
+++ b/lib/cpp/Makefile
@@ -30,7 +30,7 @@ endif
 endif
 	$(INSTALL) -d "${DESTDIR}${libdir}/pkgconfig/"
 	$(INSTALL) -m644 ${R}/libmosquittopp.pc.in "${DESTDIR}${libdir}/pkgconfig/libmosquittopp.pc"
-	sed ${SEDINPLACE} -e "s#@CMAKE_INSTALL_PREFIX@#${prefix}#" -e "s#@VERSION@#${VERSION}#" "${DESTDIR}${libdir}/pkgconfig/libmosquittopp.pc"
+	sed ${SEDINPLACE} -e "s#@CMAKE_INSTALL_PREFIX@#${prefix}#" -e "s#@CMAKE_INSTALL_LIBDIR@#lib${LIB_SUFFIX}#" -e "s#@VERSION@#${VERSION}#" "${DESTDIR}${libdir}/pkgconfig/libmosquittopp.pc"
 
 uninstall :
 	-rm -f "${DESTDIR}${libdir}/libmosquittopp.so.${SOVERSION}"
diff --git a/libmosquitto.pc.in b/libmosquitto.pc.in
index 101a125f..fa7dc6a5 100644
--- a/libmosquitto.pc.in
+++ b/libmosquitto.pc.in
@@ -1,7 +1,7 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 includedir=${prefix}/include
-libdir=${exec_prefix}/lib
+libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
 
 Name: mosquitto
 Description: mosquitto MQTT library (C bindings)
diff --git a/libmosquittopp.pc.in b/libmosquittopp.pc.in
index 6070f44f..c42f684b 100644
--- a/libmosquittopp.pc.in
+++ b/libmosquittopp.pc.in
@@ -1,7 +1,7 @@
 prefix=@CMAKE_INSTALL_PREFIX@
 exec_prefix=${prefix}
 includedir=${prefix}/include
-libdir=${exec_prefix}/lib
+libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
 
 Name: mosquittopp
 Description: mosquitto MQTT library (C++ bindings)