diff -up ./src-cpp/Makefile.old ./src-cpp/Makefile
--- ./src-cpp/Makefile.old	2020-06-10 11:57:06.098169591 +0200
+++ ./src-cpp/Makefile	2020-06-10 11:57:14.566135935 +0200
@@ -1,6 +1,6 @@
 PKGNAME=	librdkafka
 LIBNAME=	librdkafka++
-LIBVER=		1
+LIBVER=		101
 
 CXXSRCS=	RdKafka.cpp ConfImpl.cpp HandleImpl.cpp \
 		ConsumerImpl.cpp ProducerImpl.cpp KafkaConsumerImpl.cpp \
diff -up ./src/Makefile.old ./src/Makefile
--- ./src/Makefile.old	2020-06-10 11:57:01.669187194 +0200
+++ ./src/Makefile	2020-06-10 11:57:11.846146744 +0200
@@ -1,6 +1,6 @@
 PKGNAME=	librdkafka
 LIBNAME=	librdkafka
-LIBVER=		1
+LIBVER=		101
 
 -include ../Makefile.config