diff --git a/configure.ac b/configure.ac
index b9cd3d1a9..2dbf7f284 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ AC_SUBST(PA_PROTOCOL_VERSION, 30)
 
 # The stable ABI for client applications, for the version info x:y:z
 # always will hold y=z
-AC_SUBST(LIBPULSE_VERSION_INFO, [18:2:18])
+AC_SUBST(LIBPULSE_VERSION_INFO, [19:0:19])
 
 # A simplified, synchronous, ABI-stable interface for client
 # applications, for the version info x:y:z always will hold y=z