diff --git a/debian/control b/debian/control
index bba88af..ef96796 100644
--- a/debian/control
+++ b/debian/control
@@ -34,7 +34,7 @@
 Depends: libosmo-mgcp0 (= ${binary:Version}), ${misc:Depends}
 Description: libosmo-mgcp: Osmocom's Media Gateway server library
 
-Package: libosmo-mgcp-client0
+Package: libosmo-mgcp-client1
 Section: libs
 Architecture: any
 Multi-Arch: same
@@ -46,7 +46,7 @@
 Section: libdevel
 Architecture: any
 Multi-Arch: same
-Depends: libosmo-mgcp-client0 (= ${binary:Version}), ${misc:Depends}
+Depends: libosmo-mgcp-client1 (= ${binary:Version}), ${misc:Depends}
 Description: libosmo-mgcp-client: Osmocom's Media Gateway Control Protocol client utilities
 
 Package: osmo-bsc-mgcp
diff --git a/debian/libosmo-mgcp-client0.install b/debian/libosmo-mgcp-client1.install
similarity index 100%
rename from debian/libosmo-mgcp-client0.install
rename to debian/libosmo-mgcp-client1.install
diff --git a/src/libosmo-mgcp-client/Makefile.am b/src/libosmo-mgcp-client/Makefile.am
index de35f87..1eaa370 100644
--- a/src/libosmo-mgcp-client/Makefile.am
+++ b/src/libosmo-mgcp-client/Makefile.am
@@ -20,7 +20,7 @@
 
 # This is not at all related to the release version, but a range of supported
 # API versions. Read TODO_RELEASE in the source tree's root!
-MGCP_CLIENT_LIBVERSION=0:0:0
+MGCP_CLIENT_LIBVERSION=1:0:1
 
 lib_LTLIBRARIES = \
 	libosmo-mgcp-client.la \