diff --git a/build/autotools/Versions.m4 b/build/autotools/Versions.m4
index 2d8f0321..498b890b 100644
--- a/build/autotools/Versions.m4
+++ b/build/autotools/Versions.m4
@@ -5,7 +5,7 @@ m4_define([bson_version], [bson_major_version.bson_minor_version.bson_micro_vers
 
 # bump up by 1 for every micro release with no API changes, otherwise
 # set to 0. after release, bump up by 1
-m4_define([bson_interface_age], [1])
+m4_define([bson_interface_age], [0])
 m4_define([bson_binary_age], [m4_eval(100 * bson_minor_version + bson_micro_version)])
 
 m4_define([lt_current], [m4_eval(100 * bson_minor_version + bson_micro_version - bson_interface_age)])